31423210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4933}}^1$

素因数の和:4967

約数の個数: 48

約数和(自身を含む): 70871976

約数和(自身を除く): 39448766

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4933, 6370, 9866, 24665, 34531, 49330, 64129, 69062, 128258, 172655, 241717, 320645, 345310, 448903, 483434, 641290, 897806, 1208585, 2244515, 2417170, 3142321, 4489030, 6284642, 15711605, 31423210]

約数ペア:

[(1, 31423210), (2, 15711605), (5, 6284642), (7, 4489030), (10, 3142321), (13, 2417170), (14, 2244515), (26, 1208585), (35, 897806), (49, 641290), (65, 483434), (70, 448903), (91, 345310), (98, 320645), (130, 241717), (182, 172655), (245, 128258), (455, 69062), (490, 64129), (637, 49330), (910, 34531), (1274, 24665), (3185, 9866), (4933, 6370)]