28668822

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{577}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 72349416

約数和(自身を除く): 43680594

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 169, 182, 273, 294, 338, 507, 546, 577, 637, 1014, 1154, 1183, 1274, 1731, 1911, 2366, 3462, 3549, 3822, 4039, 7098, 7501, 8078, 8281, 12117, 15002, 16562, 22503, 24234, 24843, 28273, 45006, 49686, 52507, 56546, 84819, 97513, 105014, 157521, 169638, 195026, 292539, 315042, 367549, 585078, 682591, 735098, 1102647, 1365182, 2047773, 2205294, 4095546, 4778137, 9556274, 14334411, 28668822]

約数ペア:

[(1, 28668822), (2, 14334411), (3, 9556274), (6, 4778137), (7, 4095546), (13, 2205294), (14, 2047773), (21, 1365182), (26, 1102647), (39, 735098), (42, 682591), (49, 585078), (78, 367549), (91, 315042), (98, 292539), (147, 195026), (169, 169638), (182, 157521), (273, 105014), (294, 97513), (338, 84819), (507, 56546), (546, 52507), (577, 49686), (637, 45006), (1014, 28273), (1154, 24843), (1183, 24234), (1274, 22503), (1731, 16562), (1911, 15002), (2366, 12117), (3462, 8281), (3549, 8078), (3822, 7501), (4039, 7098)]