42389970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2081}}^1$

素因数の和:2195

約数の個数: 64

約数和(自身を含む): 117524736

約数和(自身を除く): 75134766

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 485, 582, 679, 970, 1358, 1455, 2037, 2081, 2910, 3395, 4074, 4162, 6243, 6790, 10185, 10405, 12486, 14567, 20370, 20810, 29134, 31215, 43701, 62430, 72835, 87402, 145670, 201857, 218505, 403714, 437010, 605571, 1009285, 1211142, 1412999, 2018570, 2825998, 3027855, 4238997, 6055710, 7064995, 8477994, 14129990, 21194985, 42389970]

約数ペア:

[(1, 42389970), (2, 21194985), (3, 14129990), (5, 8477994), (6, 7064995), (7, 6055710), (10, 4238997), (14, 3027855), (15, 2825998), (21, 2018570), (30, 1412999), (35, 1211142), (42, 1009285), (70, 605571), (97, 437010), (105, 403714), (194, 218505), (210, 201857), (291, 145670), (485, 87402), (582, 72835), (679, 62430), (970, 43701), (1358, 31215), (1455, 29134), (2037, 20810), (2081, 20370), (2910, 14567), (3395, 12486), (4074, 10405), (4162, 10185), (6243, 6790)]