201679755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 360557568

約数和(自身を除く): 158877813

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 137, 251, 255, 345, 391, 411, 685, 753, 1173, 1255, 1955, 2055, 2329, 3151, 3765, 4267, 5773, 5865, 6987, 9453, 11645, 12801, 15755, 17319, 21335, 28865, 34387, 34935, 47265, 53567, 64005, 86595, 98141, 103161, 160701, 171935, 267835, 294423, 490705, 515805, 584579, 790901, 803505, 1472115, 1753737, 2372703, 2922895, 3954505, 8768685, 11863515, 13445317, 40335951, 67226585, 201679755]

約数ペア:

[(1, 201679755), (3, 67226585), (5, 40335951), (15, 13445317), (17, 11863515), (23, 8768685), (51, 3954505), (69, 2922895), (85, 2372703), (115, 1753737), (137, 1472115), (251, 803505), (255, 790901), (345, 584579), (391, 515805), (411, 490705), (685, 294423), (753, 267835), (1173, 171935), (1255, 160701), (1955, 103161), (2055, 98141), (2329, 86595), (3151, 64005), (3765, 53567), (4267, 47265), (5773, 34935), (5865, 34387), (6987, 28865), (9453, 21335), (11645, 17319), (12801, 15755)]