139903372

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1811}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 292239360

約数和(自身を除く): 152335988

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 89, 124, 178, 217, 356, 434, 623, 868, 1246, 1811, 2492, 2759, 3622, 5518, 7244, 11036, 12677, 19313, 25354, 38626, 50708, 56141, 77252, 112282, 161179, 224564, 322358, 392987, 644716, 785974, 1128253, 1571948, 2256506, 4513012, 4996549, 9993098, 19986196, 34975843, 69951686, 139903372]

約数ペア:

[(1, 139903372), (2, 69951686), (4, 34975843), (7, 19986196), (14, 9993098), (28, 4996549), (31, 4513012), (62, 2256506), (89, 1571948), (124, 1128253), (178, 785974), (217, 644716), (356, 392987), (434, 322358), (623, 224564), (868, 161179), (1246, 112282), (1811, 77252), (2492, 56141), (2759, 50708), (3622, 38626), (5518, 25354), (7244, 19313), (11036, 12677)]