381674416

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{1249}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 753300000

約数和(自身を除く): 371625584

約数列:

[1, 2, 4, 8, 16, 71, 142, 269, 284, 538, 568, 1076, 1136, 1249, 2152, 2498, 4304, 4996, 9992, 19099, 19984, 38198, 76396, 88679, 152792, 177358, 305584, 335981, 354716, 671962, 709432, 1343924, 1418864, 2687848, 5375696, 23854651, 47709302, 95418604, 190837208, 381674416]

約数ペア:

[(1, 381674416), (2, 190837208), (4, 95418604), (8, 47709302), (16, 23854651), (71, 5375696), (142, 2687848), (269, 1418864), (284, 1343924), (538, 709432), (568, 671962), (1076, 354716), (1136, 335981), (1249, 305584), (2152, 177358), (2498, 152792), (4304, 88679), (4996, 76396), (9992, 38198), (19099, 19984)]