15996396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 41875792

約数和(自身を除く): 25879396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 61, 78, 82, 122, 123, 156, 164, 183, 244, 246, 366, 492, 533, 732, 793, 1066, 1586, 1599, 1681, 2132, 2379, 2501, 3172, 3198, 3362, 4758, 5002, 5043, 6396, 6724, 7503, 9516, 10004, 10086, 15006, 20172, 21853, 30012, 32513, 43706, 65026, 65559, 87412, 97539, 102541, 130052, 131118, 195078, 205082, 262236, 307623, 390156, 410164, 615246, 1230492, 1333033, 2666066, 3999099, 5332132, 7998198, 15996396]

約数ペア:

[(1, 15996396), (2, 7998198), (3, 5332132), (4, 3999099), (6, 2666066), (12, 1333033), (13, 1230492), (26, 615246), (39, 410164), (41, 390156), (52, 307623), (61, 262236), (78, 205082), (82, 195078), (122, 131118), (123, 130052), (156, 102541), (164, 97539), (183, 87412), (244, 65559), (246, 65026), (366, 43706), (492, 32513), (533, 30012), (732, 21853), (793, 20172), (1066, 15006), (1586, 10086), (1599, 10004), (1681, 9516), (2132, 7503), (2379, 6724), (2501, 6396), (3172, 5043), (3198, 5002), (3362, 4758)]