64870414

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 118457856

約数和(自身を除く): 53587442

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 131, 163, 217, 262, 326, 434, 917, 1141, 1519, 1834, 2282, 3038, 4061, 5053, 6419, 7987, 8122, 10106, 12838, 15974, 21353, 28427, 35371, 42706, 56854, 70742, 149471, 198989, 247597, 298942, 397978, 495194, 661943, 1046297, 1323886, 2092594, 4633601, 9267202, 32435207, 64870414]

約数ペア:

[(1, 64870414), (2, 32435207), (7, 9267202), (14, 4633601), (31, 2092594), (49, 1323886), (62, 1046297), (98, 661943), (131, 495194), (163, 397978), (217, 298942), (262, 247597), (326, 198989), (434, 149471), (917, 70742), (1141, 56854), (1519, 42706), (1834, 35371), (2282, 28427), (3038, 21353), (4061, 15974), (5053, 12838), (6419, 10106), (7987, 8122)]