438971416

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 960530400

約数和(自身を除く): 521558984

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 71, 104, 136, 142, 169, 221, 269, 284, 338, 442, 538, 568, 676, 884, 923, 1076, 1207, 1352, 1768, 1846, 2152, 2414, 2873, 3497, 3692, 4573, 4828, 5746, 6994, 7384, 9146, 9656, 11492, 11999, 13988, 15691, 18292, 19099, 22984, 23998, 27976, 31382, 36584, 38198, 45461, 47996, 59449, 62764, 76396, 90922, 95992, 118898, 125528, 152792, 181844, 203983, 237796, 248287, 324683, 363688, 407966, 475592, 496574, 649366, 772837, 815932, 993148, 1298732, 1545674, 1631864, 1986296, 2597464, 3091348, 3227731, 4220879, 6182696, 6455462, 8441758, 12910924, 16883516, 25821848, 33767032, 54871427, 109742854, 219485708, 438971416]

約数ペア:

[(1, 438971416), (2, 219485708), (4, 109742854), (8, 54871427), (13, 33767032), (17, 25821848), (26, 16883516), (34, 12910924), (52, 8441758), (68, 6455462), (71, 6182696), (104, 4220879), (136, 3227731), (142, 3091348), (169, 2597464), (221, 1986296), (269, 1631864), (284, 1545674), (338, 1298732), (442, 993148), (538, 815932), (568, 772837), (676, 649366), (884, 496574), (923, 475592), (1076, 407966), (1207, 363688), (1352, 324683), (1768, 248287), (1846, 237796), (2152, 203983), (2414, 181844), (2873, 152792), (3497, 125528), (3692, 118898), (4573, 95992), (4828, 90922), (5746, 76396), (6994, 62764), (7384, 59449), (9146, 47996), (9656, 45461), (11492, 38198), (11999, 36584), (13988, 31382), (15691, 27976), (18292, 23998), (19099, 22984)]