2169375

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 3936240

約数和(自身を除く): 1766865

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 89, 125, 195, 267, 325, 375, 445, 625, 975, 1157, 1335, 1625, 1875, 2225, 3471, 4875, 5785, 6675, 8125, 11125, 17355, 24375, 28925, 33375, 55625, 86775, 144625, 166875, 433875, 723125, 2169375]

約数ペア:

[(1, 2169375), (3, 723125), (5, 433875), (13, 166875), (15, 144625), (25, 86775), (39, 55625), (65, 33375), (75, 28925), (89, 24375), (125, 17355), (195, 11125), (267, 8125), (325, 6675), (375, 5785), (445, 4875), (625, 3471), (975, 2225), (1157, 1875), (1335, 1625)]