15693808468

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{2851}}^1$

素因数の和:3377

約数の個数: 72

約数和(自身を含む): 31565479680

約数和(自身を除く): 15871671212

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 479, 676, 884, 958, 1916, 2851, 2873, 5702, 5746, 6227, 8143, 11404, 11492, 12454, 16286, 24908, 32572, 37063, 48467, 74126, 80951, 96934, 105859, 148252, 161902, 193868, 211718, 323804, 423436, 481819, 630071, 963638, 1260142, 1365629, 1376167, 1927276, 2520284, 2731258, 2752334, 5462516, 5504668, 8190923, 16381846, 17753177, 23215693, 32763692, 35506354, 46431386, 71012708, 92862772, 230791301, 301804009, 461582602, 603608018, 923165204, 1207216036, 3923452117, 7846904234, 15693808468]

約数ペア:

[(1, 15693808468), (2, 7846904234), (4, 3923452117), (13, 1207216036), (17, 923165204), (26, 603608018), (34, 461582602), (52, 301804009), (68, 230791301), (169, 92862772), (221, 71012708), (338, 46431386), (442, 35506354), (479, 32763692), (676, 23215693), (884, 17753177), (958, 16381846), (1916, 8190923), (2851, 5504668), (2873, 5462516), (5702, 2752334), (5746, 2731258), (6227, 2520284), (8143, 1927276), (11404, 1376167), (11492, 1365629), (12454, 1260142), (16286, 963638), (24908, 630071), (32572, 481819), (37063, 423436), (48467, 323804), (74126, 211718), (80951, 193868), (96934, 161902), (105859, 148252)]