215890506

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{5333}}^1$

素因数の和:5527

約数の個数: 48

約数和(自身を含む): 506751336

約数和(自身を除く): 290860830

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 173, 234, 346, 519, 1038, 1557, 2249, 3114, 4498, 5333, 6747, 10666, 13494, 15999, 20241, 31998, 40482, 47997, 69329, 95994, 138658, 207987, 415974, 623961, 922609, 1247922, 1845218, 2767827, 5535654, 8303481, 11993917, 16606962, 23987834, 35981751, 71963502, 107945253, 215890506]

約数ペア:

[(1, 215890506), (2, 107945253), (3, 71963502), (6, 35981751), (9, 23987834), (13, 16606962), (18, 11993917), (26, 8303481), (39, 5535654), (78, 2767827), (117, 1845218), (173, 1247922), (234, 922609), (346, 623961), (519, 415974), (1038, 207987), (1557, 138658), (2249, 95994), (3114, 69329), (4498, 47997), (5333, 40482), (6747, 31998), (10666, 20241), (13494, 15999)]