520996833

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 912384000

約数和(自身を除く): 391387167

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 89, 141, 189, 267, 329, 423, 623, 659, 801, 987, 1269, 1869, 1977, 2403, 2961, 4183, 4613, 5607, 5931, 8883, 12549, 13839, 16821, 17793, 29281, 30973, 37647, 41517, 58651, 87843, 92919, 112941, 124551, 175953, 216811, 263529, 278757, 410557, 527859, 650433, 790587, 836271, 1231671, 1583577, 1951299, 2756597, 3695013, 5853897, 8269791, 11085039, 19296179, 24809373, 57888537, 74428119, 173665611, 520996833]

約数ペア:

[(1, 520996833), (3, 173665611), (7, 74428119), (9, 57888537), (21, 24809373), (27, 19296179), (47, 11085039), (63, 8269791), (89, 5853897), (141, 3695013), (189, 2756597), (267, 1951299), (329, 1583577), (423, 1231671), (623, 836271), (659, 790587), (801, 650433), (987, 527859), (1269, 410557), (1869, 278757), (1977, 263529), (2403, 216811), (2961, 175953), (4183, 124551), (4613, 112941), (5607, 92919), (5931, 87843), (8883, 58651), (12549, 41517), (13839, 37647), (16821, 30973), (17793, 29281)]