273612521

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 380522880

約数和(自身を除く): 106910359

約数列:

[1, 7, 13, 19, 37, 47, 49, 91, 133, 169, 247, 259, 329, 481, 611, 637, 703, 893, 931, 1183, 1729, 1739, 1813, 2303, 3211, 3367, 4277, 4921, 6251, 6253, 7943, 8281, 9139, 11609, 12103, 12173, 22477, 22607, 23569, 29939, 33041, 34447, 43757, 43771, 55601, 63973, 81263, 85211, 118807, 150917, 157339, 158249, 231287, 293891, 306397, 389207, 429533, 447811, 568841, 831649, 1056419, 1107743, 1619009, 2057237, 3006731, 5583929, 5821543, 7394933, 14400659, 21047117, 39087503, 273612521]

約数ペア:

[(1, 273612521), (7, 39087503), (13, 21047117), (19, 14400659), (37, 7394933), (47, 5821543), (49, 5583929), (91, 3006731), (133, 2057237), (169, 1619009), (247, 1107743), (259, 1056419), (329, 831649), (481, 568841), (611, 447811), (637, 429533), (703, 389207), (893, 306397), (931, 293891), (1183, 231287), (1729, 158249), (1739, 157339), (1813, 150917), (2303, 118807), (3211, 85211), (3367, 81263), (4277, 63973), (4921, 55601), (6251, 43771), (6253, 43757), (7943, 34447), (8281, 33041), (9139, 29939), (11609, 23569), (12103, 22607), (12173, 22477)]