405194636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2917}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 912797088

約数和(自身を除く): 507602452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 242, 287, 308, 451, 484, 574, 847, 902, 1148, 1694, 1804, 2917, 3157, 3388, 4961, 5834, 6314, 9922, 11668, 12628, 19844, 20419, 32087, 34727, 40838, 64174, 69454, 81676, 119597, 128348, 138908, 224609, 239194, 352957, 449218, 478388, 705914, 837179, 898436, 1315567, 1411828, 1674358, 2470699, 2631134, 3348716, 4941398, 5262268, 9208969, 9882796, 14471237, 18417938, 28942474, 36835876, 57884948, 101298659, 202597318, 405194636]

約数ペア:

[(1, 405194636), (2, 202597318), (4, 101298659), (7, 57884948), (11, 36835876), (14, 28942474), (22, 18417938), (28, 14471237), (41, 9882796), (44, 9208969), (77, 5262268), (82, 4941398), (121, 3348716), (154, 2631134), (164, 2470699), (242, 1674358), (287, 1411828), (308, 1315567), (451, 898436), (484, 837179), (574, 705914), (847, 478388), (902, 449218), (1148, 352957), (1694, 239194), (1804, 224609), (2917, 138908), (3157, 128348), (3388, 119597), (4961, 81676), (5834, 69454), (6314, 64174), (9922, 40838), (11668, 34727), (12628, 32087), (19844, 20419)]