25191378

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 60403200

約数和(自身を除く): 35211822

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 43, 54, 57, 86, 114, 129, 171, 258, 342, 387, 513, 571, 774, 817, 1026, 1142, 1161, 1634, 1713, 2322, 2451, 3426, 4902, 5139, 7353, 10278, 10849, 14706, 15417, 21698, 22059, 24553, 30834, 32547, 44118, 49106, 65094, 73659, 97641, 147318, 195282, 220977, 292923, 441954, 466507, 585846, 662931, 933014, 1325862, 1399521, 2799042, 4198563, 8397126, 12595689, 25191378]

約数ペア:

[(1, 25191378), (2, 12595689), (3, 8397126), (6, 4198563), (9, 2799042), (18, 1399521), (19, 1325862), (27, 933014), (38, 662931), (43, 585846), (54, 466507), (57, 441954), (86, 292923), (114, 220977), (129, 195282), (171, 147318), (258, 97641), (342, 73659), (387, 65094), (513, 49106), (571, 44118), (774, 32547), (817, 30834), (1026, 24553), (1142, 22059), (1161, 21698), (1634, 15417), (1713, 14706), (2322, 10849), (2451, 10278), (3426, 7353), (4902, 5139)]