31370388

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1773

約数の個数: 72

約数和(自身を含む): 87945984

約数和(自身を除く): 56575596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 1721, 2604, 3038, 3442, 4557, 5163, 6076, 6884, 9114, 10326, 12047, 18228, 20652, 24094, 36141, 48188, 53351, 72282, 84329, 106702, 144564, 160053, 168658, 213404, 252987, 320106, 337316, 373457, 505974, 640212, 746914, 1011948, 1120371, 1493828, 2240742, 2614199, 4481484, 5228398, 7842597, 10456796, 15685194, 31370388]

約数ペア:

[(1, 31370388), (2, 15685194), (3, 10456796), (4, 7842597), (6, 5228398), (7, 4481484), (12, 2614199), (14, 2240742), (21, 1493828), (28, 1120371), (31, 1011948), (42, 746914), (49, 640212), (62, 505974), (84, 373457), (93, 337316), (98, 320106), (124, 252987), (147, 213404), (186, 168658), (196, 160053), (217, 144564), (294, 106702), (372, 84329), (434, 72282), (588, 53351), (651, 48188), (868, 36141), (1302, 24094), (1519, 20652), (1721, 18228), (2604, 12047), (3038, 10326), (3442, 9114), (4557, 6884), (5163, 6076)]