1261125404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{1483}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 2785313664

約数和(自身を除く): 1524188260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 251, 308, 484, 502, 847, 1004, 1483, 1694, 1757, 2761, 2966, 3388, 3514, 5522, 5932, 7028, 10381, 11044, 16313, 19327, 20762, 30371, 32626, 38654, 41524, 60742, 65252, 77308, 114191, 121484, 179443, 212597, 228382, 358886, 372233, 425194, 456764, 717772, 744466, 850388, 1256101, 1488932, 2512202, 2605631, 4094563, 5024404, 5211262, 8189126, 10422524, 16378252, 28661941, 45040193, 57323882, 90080386, 114647764, 180160772, 315281351, 630562702, 1261125404]

約数ペア:

[(1, 1261125404), (2, 630562702), (4, 315281351), (7, 180160772), (11, 114647764), (14, 90080386), (22, 57323882), (28, 45040193), (44, 28661941), (77, 16378252), (121, 10422524), (154, 8189126), (242, 5211262), (251, 5024404), (308, 4094563), (484, 2605631), (502, 2512202), (847, 1488932), (1004, 1256101), (1483, 850388), (1694, 744466), (1757, 717772), (2761, 456764), (2966, 425194), (3388, 372233), (3514, 358886), (5522, 228382), (5932, 212597), (7028, 179443), (10381, 121484), (11044, 114191), (16313, 77308), (19327, 65252), (20762, 60742), (30371, 41524), (32626, 38654)]