28435758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 64350720

約数和(自身を除く): 35914962

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 59, 74, 78, 111, 118, 167, 177, 222, 334, 354, 481, 501, 767, 962, 1002, 1443, 1534, 2171, 2183, 2301, 2886, 4342, 4366, 4602, 6179, 6513, 6549, 9853, 12358, 13026, 13098, 18537, 19706, 28379, 29559, 37074, 56758, 59118, 80327, 85137, 128089, 160654, 170274, 240981, 256178, 364561, 384267, 481962, 729122, 768534, 1093683, 2187366, 4739293, 9478586, 14217879, 28435758]

約数ペア:

[(1, 28435758), (2, 14217879), (3, 9478586), (6, 4739293), (13, 2187366), (26, 1093683), (37, 768534), (39, 729122), (59, 481962), (74, 384267), (78, 364561), (111, 256178), (118, 240981), (167, 170274), (177, 160654), (222, 128089), (334, 85137), (354, 80327), (481, 59118), (501, 56758), (767, 37074), (962, 29559), (1002, 28379), (1443, 19706), (1534, 18537), (2171, 13098), (2183, 13026), (2301, 12358), (2886, 9853), (4342, 6549), (4366, 6513), (4602, 6179)]