407312534

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 641464320

約数和(自身を除く): 234151786

約数列:

[1, 2, 31, 62, 139, 151, 278, 302, 313, 626, 4309, 4681, 8618, 9362, 9703, 19406, 20989, 41978, 43507, 47263, 87014, 94526, 650659, 1301318, 1348717, 1465153, 2697434, 2930306, 6569557, 13139114, 203656267, 407312534]

約数ペア:

[(1, 407312534), (2, 203656267), (31, 13139114), (62, 6569557), (139, 2930306), (151, 2697434), (278, 1465153), (302, 1348717), (313, 1301318), (626, 650659), (4309, 94526), (4681, 87014), (8618, 47263), (9362, 43507), (9703, 41978), (19406, 20989)]