27888075

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 55362528

約数和(自身を除く): 27474453

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 153, 207, 225, 255, 317, 345, 391, 425, 575, 765, 951, 1035, 1173, 1275, 1585, 1725, 1955, 2853, 3519, 3825, 4755, 5175, 5389, 5865, 7291, 7925, 9775, 14265, 16167, 17595, 21873, 23775, 26945, 29325, 36455, 48501, 65619, 71325, 80835, 87975, 109365, 123947, 134725, 182275, 242505, 328095, 371841, 404175, 546825, 619735, 1115523, 1212525, 1640475, 1859205, 3098675, 5577615, 9296025, 27888075]

約数ペア:

[(1, 27888075), (3, 9296025), (5, 5577615), (9, 3098675), (15, 1859205), (17, 1640475), (23, 1212525), (25, 1115523), (45, 619735), (51, 546825), (69, 404175), (75, 371841), (85, 328095), (115, 242505), (153, 182275), (207, 134725), (225, 123947), (255, 109365), (317, 87975), (345, 80835), (391, 71325), (425, 65619), (575, 48501), (765, 36455), (951, 29325), (1035, 26945), (1173, 23775), (1275, 21873), (1585, 17595), (1725, 16167), (1955, 14265), (2853, 9775), (3519, 7925), (3825, 7291), (4755, 5865), (5175, 5389)]