31587444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 91931840

約数和(自身を除く): 60344396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 769, 978, 1141, 1467, 1538, 1956, 2282, 2307, 2934, 3076, 3423, 4564, 4614, 5383, 5868, 6846, 6921, 9228, 10269, 10766, 13692, 13842, 16149, 20538, 21532, 27684, 32298, 41076, 48447, 64596, 96894, 125347, 193788, 250694, 376041, 501388, 752082, 877429, 1128123, 1504164, 1754858, 2256246, 2632287, 3509716, 4512492, 5264574, 7896861, 10529148, 15793722, 31587444]

約数ペア:

[(1, 31587444), (2, 15793722), (3, 10529148), (4, 7896861), (6, 5264574), (7, 4512492), (9, 3509716), (12, 2632287), (14, 2256246), (18, 1754858), (21, 1504164), (28, 1128123), (36, 877429), (42, 752082), (63, 501388), (84, 376041), (126, 250694), (163, 193788), (252, 125347), (326, 96894), (489, 64596), (652, 48447), (769, 41076), (978, 32298), (1141, 27684), (1467, 21532), (1538, 20538), (1956, 16149), (2282, 13842), (2307, 13692), (2934, 10766), (3076, 10269), (3423, 9228), (4564, 6921), (4614, 6846), (5383, 5868)]