78397452

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{907}}^1$

素因数の和:945

約数の個数: 90

約数和(自身を含む): 231441028

約数和(自身を除く): 153043576

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 907, 1029, 1372, 1764, 1814, 2058, 2401, 2721, 3087, 3628, 4116, 4802, 5442, 6174, 6349, 7203, 8163, 9604, 10884, 12348, 12698, 14406, 16326, 19047, 21609, 25396, 28812, 32652, 38094, 43218, 44443, 57141, 76188, 86436, 88886, 114282, 133329, 177772, 228564, 266658, 311101, 399987, 533316, 622202, 799974, 933303, 1244404, 1599948, 1866606, 2177707, 2799909, 3733212, 4355414, 5599818, 6533121, 8710828, 11199636, 13066242, 19599363, 26132484, 39198726, 78397452]

約数ペア:

[(1, 78397452), (2, 39198726), (3, 26132484), (4, 19599363), (6, 13066242), (7, 11199636), (9, 8710828), (12, 6533121), (14, 5599818), (18, 4355414), (21, 3733212), (28, 2799909), (36, 2177707), (42, 1866606), (49, 1599948), (63, 1244404), (84, 933303), (98, 799974), (126, 622202), (147, 533316), (196, 399987), (252, 311101), (294, 266658), (343, 228564), (441, 177772), (588, 133329), (686, 114282), (882, 88886), (907, 86436), (1029, 76188), (1372, 57141), (1764, 44443), (1814, 43218), (2058, 38094), (2401, 32652), (2721, 28812), (3087, 25396), (3628, 21609), (4116, 19047), (4802, 16326), (5442, 14406), (6174, 12698), (6349, 12348), (7203, 10884), (8163, 9604)]