15632775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 30582864

約数和(自身を除く): 14950089

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 61, 67, 75, 85, 153, 183, 201, 225, 255, 305, 335, 425, 549, 603, 765, 915, 1005, 1037, 1139, 1275, 1525, 1675, 2745, 3015, 3111, 3417, 3825, 4087, 4575, 5025, 5185, 5695, 9333, 10251, 12261, 13725, 15075, 15555, 17085, 20435, 25925, 28475, 36783, 46665, 51255, 61305, 69479, 77775, 85425, 102175, 183915, 208437, 233325, 256275, 306525, 347395, 625311, 919575, 1042185, 1736975, 3126555, 5210925, 15632775]

約数ペア:

[(1, 15632775), (3, 5210925), (5, 3126555), (9, 1736975), (15, 1042185), (17, 919575), (25, 625311), (45, 347395), (51, 306525), (61, 256275), (67, 233325), (75, 208437), (85, 183915), (153, 102175), (183, 85425), (201, 77775), (225, 69479), (255, 61305), (305, 51255), (335, 46665), (425, 36783), (549, 28475), (603, 25925), (765, 20435), (915, 17085), (1005, 15555), (1037, 15075), (1139, 13725), (1275, 12261), (1525, 10251), (1675, 9333), (2745, 5695), (3015, 5185), (3111, 5025), (3417, 4575), (3825, 4087)]