17268225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 31248000

約数和(自身を除く): 13979775

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 89, 195, 199, 267, 325, 445, 597, 975, 995, 1157, 1335, 2225, 2587, 2985, 3471, 4975, 5785, 6675, 7761, 12935, 14925, 17355, 17711, 28925, 38805, 53133, 64675, 86775, 88555, 194025, 230243, 265665, 442775, 690729, 1151215, 1328325, 3453645, 5756075, 17268225]

約数ペア:

[(1, 17268225), (3, 5756075), (5, 3453645), (13, 1328325), (15, 1151215), (25, 690729), (39, 442775), (65, 265665), (75, 230243), (89, 194025), (195, 88555), (199, 86775), (267, 64675), (325, 53133), (445, 38805), (597, 28925), (975, 17711), (995, 17355), (1157, 14925), (1335, 12935), (2225, 7761), (2587, 6675), (2985, 5785), (3471, 4975)]