28211677964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{21503}}^1$

素因数の和:21870

約数の個数: 48

約数和(自身を含む): 53009940480

約数和(自身を除く): 24798262516

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 283, 566, 1132, 1159, 2318, 4636, 5377, 10754, 17263, 21503, 21508, 34526, 43006, 69052, 86012, 327997, 408557, 655994, 817114, 1311683, 1311988, 1634228, 2623366, 5246732, 6085349, 12170698, 24341396, 24921977, 49843954, 99687908, 115621631, 231243262, 371206289, 462486524, 742412578, 1484825156, 7052919491, 14105838982, 28211677964]

約数ペア:

[(1, 28211677964), (2, 14105838982), (4, 7052919491), (19, 1484825156), (38, 742412578), (61, 462486524), (76, 371206289), (122, 231243262), (244, 115621631), (283, 99687908), (566, 49843954), (1132, 24921977), (1159, 24341396), (2318, 12170698), (4636, 6085349), (5377, 5246732), (10754, 2623366), (17263, 1634228), (21503, 1311988), (21508, 1311683), (34526, 817114), (43006, 655994), (69052, 408557), (86012, 327997)]