13980375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 72

約数和(自身を含む): 27394224

約数和(自身を除く): 13413849

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 125, 129, 153, 215, 225, 255, 289, 375, 387, 425, 645, 731, 765, 867, 1075, 1125, 1275, 1445, 1935, 2125, 2193, 2601, 3225, 3655, 3825, 4335, 5375, 6375, 6579, 7225, 9675, 10965, 12427, 13005, 16125, 18275, 19125, 21675, 32895, 36125, 37281, 48375, 54825, 62135, 65025, 91375, 108375, 111843, 164475, 186405, 274125, 310675, 325125, 559215, 822375, 932025, 1553375, 2796075, 4660125, 13980375]

約数ペア:

[(1, 13980375), (3, 4660125), (5, 2796075), (9, 1553375), (15, 932025), (17, 822375), (25, 559215), (43, 325125), (45, 310675), (51, 274125), (75, 186405), (85, 164475), (125, 111843), (129, 108375), (153, 91375), (215, 65025), (225, 62135), (255, 54825), (289, 48375), (375, 37281), (387, 36125), (425, 32895), (645, 21675), (731, 19125), (765, 18275), (867, 16125), (1075, 13005), (1125, 12427), (1275, 10965), (1445, 9675), (1935, 7225), (2125, 6579), (2193, 6375), (2601, 5375), (3225, 4335), (3655, 3825)]