28103432

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 64579200

約数和(自身を除く): 36475768

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 61, 76, 122, 133, 152, 244, 266, 427, 433, 488, 532, 854, 866, 1064, 1159, 1708, 1732, 2318, 3031, 3416, 3464, 4636, 6062, 8113, 8227, 9272, 12124, 16226, 16454, 24248, 26413, 32452, 32908, 52826, 57589, 64904, 65816, 105652, 115178, 184891, 211304, 230356, 369782, 460712, 501847, 739564, 1003694, 1479128, 2007388, 3512929, 4014776, 7025858, 14051716, 28103432]

約数ペア:

[(1, 28103432), (2, 14051716), (4, 7025858), (7, 4014776), (8, 3512929), (14, 2007388), (19, 1479128), (28, 1003694), (38, 739564), (56, 501847), (61, 460712), (76, 369782), (122, 230356), (133, 211304), (152, 184891), (244, 115178), (266, 105652), (427, 65816), (433, 64904), (488, 57589), (532, 52826), (854, 32908), (866, 32452), (1064, 26413), (1159, 24248), (1708, 16454), (1732, 16226), (2318, 12124), (3031, 9272), (3416, 8227), (3464, 8113), (4636, 6062)]