661363252

素因数分解:

$2^2\times {\mathrm{11}}^4\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 1331174880

約数和(自身を除く): 669811628

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 491, 506, 982, 1012, 1331, 1964, 2662, 2783, 5324, 5401, 5566, 10802, 11132, 11293, 14641, 21604, 22586, 29282, 30613, 45172, 58564, 59411, 61226, 118822, 122452, 124223, 237644, 248446, 336743, 496892, 653521, 673486, 1307042, 1346972, 1366453, 2614084, 2732906, 5465812, 7188731, 14377462, 15030983, 28754924, 30061966, 60123932, 165340813, 330681626, 661363252]

約数ペア:

[(1, 661363252), (2, 330681626), (4, 165340813), (11, 60123932), (22, 30061966), (23, 28754924), (44, 15030983), (46, 14377462), (92, 7188731), (121, 5465812), (242, 2732906), (253, 2614084), (484, 1366453), (491, 1346972), (506, 1307042), (982, 673486), (1012, 653521), (1331, 496892), (1964, 336743), (2662, 248446), (2783, 237644), (5324, 124223), (5401, 122452), (5566, 118822), (10802, 61226), (11132, 59411), (11293, 58564), (14641, 45172), (21604, 30613), (22586, 29282)]