211636915

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 324311040

約数和(自身を除く): 112674125

約数列:

[1, 5, 7, 19, 23, 35, 95, 101, 115, 133, 137, 161, 437, 505, 665, 685, 707, 805, 959, 1919, 2185, 2323, 2603, 3059, 3151, 3535, 4795, 9595, 11615, 13015, 13433, 13837, 15295, 15755, 16261, 18221, 22057, 44137, 59869, 67165, 69185, 81305, 91105, 96859, 110285, 220685, 262903, 299345, 308959, 318251, 419083, 484295, 1314515, 1544795, 1591255, 1840321, 2095415, 2227757, 6046769, 9201605, 11138785, 30233845, 42327383, 211636915]

約数ペア:

[(1, 211636915), (5, 42327383), (7, 30233845), (19, 11138785), (23, 9201605), (35, 6046769), (95, 2227757), (101, 2095415), (115, 1840321), (133, 1591255), (137, 1544795), (161, 1314515), (437, 484295), (505, 419083), (665, 318251), (685, 308959), (707, 299345), (805, 262903), (959, 220685), (1919, 110285), (2185, 96859), (2323, 91105), (2603, 81305), (3059, 69185), (3151, 67165), (3535, 59869), (4795, 44137), (9595, 22057), (11615, 18221), (13015, 16261), (13433, 15755), (13837, 15295)]