28631910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1869

約数の個数: 64

約数和(自身を含む): 75147264

約数和(自身を除く): 46515354

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1581, 1811, 2635, 3162, 3622, 5270, 5433, 7905, 9055, 10866, 15810, 18110, 27165, 30787, 54330, 56141, 61574, 92361, 112282, 153935, 168423, 184722, 280705, 307870, 336846, 461805, 561410, 842115, 923610, 954397, 1684230, 1908794, 2863191, 4771985, 5726382, 9543970, 14315955, 28631910]

約数ペア:

[(1, 28631910), (2, 14315955), (3, 9543970), (5, 5726382), (6, 4771985), (10, 2863191), (15, 1908794), (17, 1684230), (30, 954397), (31, 923610), (34, 842115), (51, 561410), (62, 461805), (85, 336846), (93, 307870), (102, 280705), (155, 184722), (170, 168423), (186, 153935), (255, 112282), (310, 92361), (465, 61574), (510, 56141), (527, 54330), (930, 30787), (1054, 27165), (1581, 18110), (1811, 15810), (2635, 10866), (3162, 9055), (3622, 7905), (5270, 5433)]