4519998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 11587680

約数和(自身を除く): 7067682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1237, 1827, 2474, 3654, 3711, 7422, 8659, 11133, 17318, 22266, 25977, 35873, 51954, 71746, 77931, 107619, 155862, 215238, 251111, 322857, 502222, 645714, 753333, 1506666, 2259999, 4519998]

約数ペア:

[(1, 4519998), (2, 2259999), (3, 1506666), (6, 753333), (7, 645714), (9, 502222), (14, 322857), (18, 251111), (21, 215238), (29, 155862), (42, 107619), (58, 77931), (63, 71746), (87, 51954), (126, 35873), (174, 25977), (203, 22266), (261, 17318), (406, 11133), (522, 8659), (609, 7422), (1218, 3711), (1237, 3654), (1827, 2474)]