128055356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 280569744

約数和(自身を除く): 152514388

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 169, 187, 221, 286, 338, 374, 442, 572, 676, 748, 884, 1013, 1859, 2026, 2431, 2873, 3718, 4052, 4862, 5746, 7436, 9724, 11143, 11492, 13169, 17221, 22286, 26338, 31603, 34442, 44572, 52676, 63206, 68884, 126412, 144859, 171197, 189431, 223873, 289718, 342394, 378862, 447746, 579436, 684788, 757724, 895492, 1883167, 2462603, 2910349, 3766334, 4925206, 5820698, 7532668, 9850412, 11641396, 32013839, 64027678, 128055356]

約数ペア:

[(1, 128055356), (2, 64027678), (4, 32013839), (11, 11641396), (13, 9850412), (17, 7532668), (22, 5820698), (26, 4925206), (34, 3766334), (44, 2910349), (52, 2462603), (68, 1883167), (143, 895492), (169, 757724), (187, 684788), (221, 579436), (286, 447746), (338, 378862), (374, 342394), (442, 289718), (572, 223873), (676, 189431), (748, 171197), (884, 144859), (1013, 126412), (1859, 68884), (2026, 63206), (2431, 52676), (2873, 44572), (3718, 34442), (4052, 31603), (4862, 26338), (5746, 22286), (7436, 17221), (9724, 13169), (11143, 11492)]