128668218

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:736

約数の個数: 64

約数和(自身を含む): 303513600

約数和(自身を除く): 174845382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 343, 607, 618, 686, 721, 1029, 1214, 1442, 1821, 2058, 2163, 3642, 4249, 4326, 5047, 8498, 10094, 12747, 15141, 25494, 29743, 30282, 35329, 59486, 62521, 70658, 89229, 105987, 125042, 178458, 187563, 208201, 211974, 375126, 416402, 437647, 624603, 875294, 1249206, 1312941, 2625882, 3063529, 6127058, 9190587, 18381174, 21444703, 42889406, 64334109, 128668218]

約数ペア:

[(1, 128668218), (2, 64334109), (3, 42889406), (6, 21444703), (7, 18381174), (14, 9190587), (21, 6127058), (42, 3063529), (49, 2625882), (98, 1312941), (103, 1249206), (147, 875294), (206, 624603), (294, 437647), (309, 416402), (343, 375126), (607, 211974), (618, 208201), (686, 187563), (721, 178458), (1029, 125042), (1214, 105987), (1442, 89229), (1821, 70658), (2058, 62521), (2163, 59486), (3642, 35329), (4249, 30282), (4326, 29743), (5047, 25494), (8498, 15141), (10094, 12747)]