7528698

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 17050176

約数和(自身を除く): 9521478

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 137, 142, 213, 258, 274, 387, 411, 426, 639, 774, 822, 1233, 1278, 2466, 3053, 5891, 6106, 9159, 9727, 11782, 17673, 18318, 19454, 27477, 29181, 35346, 53019, 54954, 58362, 87543, 106038, 175086, 418261, 836522, 1254783, 2509566, 3764349, 7528698]

約数ペア:

[(1, 7528698), (2, 3764349), (3, 2509566), (6, 1254783), (9, 836522), (18, 418261), (43, 175086), (71, 106038), (86, 87543), (129, 58362), (137, 54954), (142, 53019), (213, 35346), (258, 29181), (274, 27477), (387, 19454), (411, 18318), (426, 17673), (639, 11782), (774, 9727), (822, 9159), (1233, 6106), (1278, 5891), (2466, 3053)]