247291216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 527109120

約数和(自身を除く): 279817904

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 53, 62, 92, 106, 124, 184, 212, 248, 368, 409, 424, 496, 713, 818, 848, 1219, 1426, 1636, 1643, 2438, 2852, 3272, 3286, 4876, 5704, 6544, 6572, 9407, 9752, 11408, 12679, 13144, 18814, 19504, 21677, 25358, 26288, 37628, 37789, 43354, 50716, 75256, 75578, 86708, 101432, 150512, 151156, 173416, 202864, 291617, 302312, 346832, 498571, 583234, 604624, 671987, 997142, 1166468, 1343974, 1994284, 2332936, 2687948, 3988568, 4665872, 5375896, 7977136, 10751792, 15455701, 30911402, 61822804, 123645608, 247291216]

約数ペア:

[(1, 247291216), (2, 123645608), (4, 61822804), (8, 30911402), (16, 15455701), (23, 10751792), (31, 7977136), (46, 5375896), (53, 4665872), (62, 3988568), (92, 2687948), (106, 2332936), (124, 1994284), (184, 1343974), (212, 1166468), (248, 997142), (368, 671987), (409, 604624), (424, 583234), (496, 498571), (713, 346832), (818, 302312), (848, 291617), (1219, 202864), (1426, 173416), (1636, 151156), (1643, 150512), (2438, 101432), (2852, 86708), (3272, 75578), (3286, 75256), (4876, 50716), (5704, 43354), (6544, 37789), (6572, 37628), (9407, 26288), (9752, 25358), (11408, 21677), (12679, 19504), (13144, 18814)]