291268708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 551214720

約数和(自身を除く): 259946012

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 167, 212, 334, 433, 668, 866, 1007, 1732, 2014, 3173, 4028, 6346, 8227, 8851, 12692, 16454, 17702, 22949, 32908, 35404, 45898, 72311, 91796, 144622, 168169, 289244, 336338, 436031, 672676, 872062, 1373909, 1744124, 2747818, 3832483, 5495636, 7664966, 15329932, 72817177, 145634354, 291268708]

約数ペア:

[(1, 291268708), (2, 145634354), (4, 72817177), (19, 15329932), (38, 7664966), (53, 5495636), (76, 3832483), (106, 2747818), (167, 1744124), (212, 1373909), (334, 872062), (433, 672676), (668, 436031), (866, 336338), (1007, 289244), (1732, 168169), (2014, 144622), (3173, 91796), (4028, 72311), (6346, 45898), (8227, 35404), (8851, 32908), (12692, 22949), (16454, 17702)]