407957056

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 112

約数和(自身を含む): 929396160

約数和(自身を除く): 521439104

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 131, 152, 197, 208, 247, 262, 304, 394, 416, 494, 524, 608, 788, 832, 988, 1048, 1216, 1576, 1703, 1976, 2096, 2489, 2561, 3152, 3406, 3743, 3952, 4192, 4978, 5122, 6304, 6812, 7486, 7904, 8384, 9956, 10244, 12608, 13624, 14972, 15808, 19912, 20488, 25807, 27248, 29944, 32357, 39824, 40976, 48659, 51614, 54496, 59888, 64714, 79648, 81952, 97318, 103228, 108992, 119776, 129428, 159296, 163904, 194636, 206456, 239552, 258856, 335491, 389272, 412912, 490333, 517712, 670982, 778544, 825824, 980666, 1035424, 1341964, 1557088, 1651648, 1961332, 2070848, 2683928, 3114176, 3922664, 5367856, 6374329, 7845328, 10735712, 12748658, 15690656, 21471424, 25497316, 31381312, 50994632, 101989264, 203978528, 407957056]

約数ペア:

[(1, 407957056), (2, 203978528), (4, 101989264), (8, 50994632), (13, 31381312), (16, 25497316), (19, 21471424), (26, 15690656), (32, 12748658), (38, 10735712), (52, 7845328), (64, 6374329), (76, 5367856), (104, 3922664), (131, 3114176), (152, 2683928), (197, 2070848), (208, 1961332), (247, 1651648), (262, 1557088), (304, 1341964), (394, 1035424), (416, 980666), (494, 825824), (524, 778544), (608, 670982), (788, 517712), (832, 490333), (988, 412912), (1048, 389272), (1216, 335491), (1576, 258856), (1703, 239552), (1976, 206456), (2096, 194636), (2489, 163904), (2561, 159296), (3152, 129428), (3406, 119776), (3743, 108992), (3952, 103228), (4192, 97318), (4978, 81952), (5122, 79648), (6304, 64714), (6812, 59888), (7486, 54496), (7904, 51614), (8384, 48659), (9956, 40976), (10244, 39824), (12608, 32357), (13624, 29944), (14972, 27248), (15808, 25807), (19912, 20488)]