865403812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:609

約数の個数: 96

約数和(自身を含む): 1937997824

約数和(自身を除く): 1072594012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 271, 283, 364, 403, 434, 542, 566, 806, 868, 1084, 1132, 1612, 1897, 1981, 2821, 3523, 3679, 3794, 3962, 5642, 7046, 7358, 7588, 7924, 8401, 8773, 11284, 14092, 14716, 16802, 17546, 24661, 25753, 33604, 35092, 49322, 51506, 58807, 61411, 76693, 98644, 103012, 109213, 114049, 117614, 122822, 153386, 218426, 228098, 235228, 245644, 306772, 436852, 456196, 536851, 764491, 798343, 997009, 1073702, 1528982, 1596686, 1994018, 2147404, 2377483, 3057964, 3193372, 3988036, 4754966, 6979063, 9509932, 13958126, 16642381, 27916252, 30907279, 33284762, 61814558, 66569524, 123629116, 216350953, 432701906, 865403812]

約数ペア:

[(1, 865403812), (2, 432701906), (4, 216350953), (7, 123629116), (13, 66569524), (14, 61814558), (26, 33284762), (28, 30907279), (31, 27916252), (52, 16642381), (62, 13958126), (91, 9509932), (124, 6979063), (182, 4754966), (217, 3988036), (271, 3193372), (283, 3057964), (364, 2377483), (403, 2147404), (434, 1994018), (542, 1596686), (566, 1528982), (806, 1073702), (868, 997009), (1084, 798343), (1132, 764491), (1612, 536851), (1897, 456196), (1981, 436852), (2821, 306772), (3523, 245644), (3679, 235228), (3794, 228098), (3962, 218426), (5642, 153386), (7046, 122822), (7358, 117614), (7588, 114049), (7924, 109213), (8401, 103012), (8773, 98644), (11284, 76693), (14092, 61411), (14716, 58807), (16802, 51506), (17546, 49322), (24661, 35092), (25753, 33604)]