631638945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 1366425600

約数和(自身を除く): 734786655

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 127, 133, 135, 171, 189, 277, 285, 315, 381, 399, 513, 635, 665, 831, 855, 889, 945, 1143, 1197, 1385, 1905, 1939, 1995, 2413, 2493, 2565, 2667, 3429, 3591, 4155, 4445, 5263, 5715, 5817, 5985, 7239, 7479, 8001, 9695, 12065, 12465, 13335, 15789, 16891, 17145, 17451, 17955, 21717, 24003, 26315, 29085, 35179, 36195, 36841, 37395, 40005, 47367, 50673, 52353, 65151, 78945, 84455, 87255, 105537, 108585, 110523, 120015, 142101, 152019, 175895, 184205, 236835, 246253, 253365, 261765, 316611, 325755, 331569, 456057, 527685, 552615, 668401, 710505, 738759, 760095, 949833, 994707, 1231265, 1583055, 1657845, 2005203, 2216277, 2280285, 3342005, 3693795, 4678807, 4749165, 4973535, 6015609, 6648831, 10026015, 11081385, 14036421, 18046827, 23394035, 30078045, 33244155, 42109263, 70182105, 90234135, 126327789, 210546315, 631638945]

約数ペア:

[(1, 631638945), (3, 210546315), (5, 126327789), (7, 90234135), (9, 70182105), (15, 42109263), (19, 33244155), (21, 30078045), (27, 23394035), (35, 18046827), (45, 14036421), (57, 11081385), (63, 10026015), (95, 6648831), (105, 6015609), (127, 4973535), (133, 4749165), (135, 4678807), (171, 3693795), (189, 3342005), (277, 2280285), (285, 2216277), (315, 2005203), (381, 1657845), (399, 1583055), (513, 1231265), (635, 994707), (665, 949833), (831, 760095), (855, 738759), (889, 710505), (945, 668401), (1143, 552615), (1197, 527685), (1385, 456057), (1905, 331569), (1939, 325755), (1995, 316611), (2413, 261765), (2493, 253365), (2565, 246253), (2667, 236835), (3429, 184205), (3591, 175895), (4155, 152019), (4445, 142101), (5263, 120015), (5715, 110523), (5817, 108585), (5985, 105537), (7239, 87255), (7479, 84455), (8001, 78945), (9695, 65151), (12065, 52353), (12465, 50673), (13335, 47367), (15789, 40005), (16891, 37395), (17145, 36841), (17451, 36195), (17955, 35179), (21717, 29085), (24003, 26315)]