28327490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 57231360

約数和(自身を除く): 28903870

約数列:

[1, 2, 5, 10, 23, 29, 31, 46, 58, 62, 115, 137, 145, 155, 230, 274, 290, 310, 667, 685, 713, 899, 1334, 1370, 1426, 1798, 3151, 3335, 3565, 3973, 4247, 4495, 6302, 6670, 7130, 7946, 8494, 8990, 15755, 19865, 20677, 21235, 31510, 39730, 41354, 42470, 91379, 97681, 103385, 123163, 182758, 195362, 206770, 246326, 456895, 488405, 615815, 913790, 976810, 1231630, 2832749, 5665498, 14163745, 28327490]

約数ペア:

[(1, 28327490), (2, 14163745), (5, 5665498), (10, 2832749), (23, 1231630), (29, 976810), (31, 913790), (46, 615815), (58, 488405), (62, 456895), (115, 246326), (137, 206770), (145, 195362), (155, 182758), (230, 123163), (274, 103385), (290, 97681), (310, 91379), (667, 42470), (685, 41354), (713, 39730), (899, 31510), (1334, 21235), (1370, 20677), (1426, 19865), (1798, 15755), (3151, 8990), (3335, 8494), (3565, 7946), (3973, 7130), (4247, 6670), (4495, 6302)]