223334775

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 415928240

約数和(自身を除く): 192593465

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 139, 185, 193, 225, 333, 417, 555, 579, 695, 925, 965, 1251, 1665, 1737, 2085, 2775, 2895, 3475, 4825, 5143, 6255, 7141, 8325, 8685, 10425, 14475, 15429, 21423, 25715, 26827, 31275, 35705, 43425, 46287, 64269, 77145, 80481, 107115, 128575, 134135, 178525, 231435, 241443, 321345, 385725, 402405, 535575, 670675, 992599, 1157175, 1207215, 1606725, 2012025, 2977797, 4962995, 6036075, 8933391, 14888985, 24814975, 44666955, 74444925, 223334775]

約数ペア:

[(1, 223334775), (3, 74444925), (5, 44666955), (9, 24814975), (15, 14888985), (25, 8933391), (37, 6036075), (45, 4962995), (75, 2977797), (111, 2012025), (139, 1606725), (185, 1207215), (193, 1157175), (225, 992599), (333, 670675), (417, 535575), (555, 402405), (579, 385725), (695, 321345), (925, 241443), (965, 231435), (1251, 178525), (1665, 134135), (1737, 128575), (2085, 107115), (2775, 80481), (2895, 77145), (3475, 64269), (4825, 46287), (5143, 43425), (6255, 35705), (7141, 31275), (8325, 26827), (8685, 25715), (10425, 21423), (14475, 15429)]