4920825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 10291008

約数和(自身を除く): 5370183

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 103, 105, 147, 175, 195, 245, 273, 309, 325, 455, 515, 525, 637, 721, 735, 975, 1225, 1339, 1365, 1545, 1911, 2163, 2275, 2575, 3185, 3605, 3675, 4017, 5047, 6695, 6825, 7725, 9373, 9555, 10815, 15141, 15925, 18025, 20085, 25235, 28119, 33475, 46865, 47775, 54075, 65611, 75705, 100425, 126175, 140595, 196833, 234325, 328055, 378525, 702975, 984165, 1640275, 4920825]

約数ペア:

[(1, 4920825), (3, 1640275), (5, 984165), (7, 702975), (13, 378525), (15, 328055), (21, 234325), (25, 196833), (35, 140595), (39, 126175), (49, 100425), (65, 75705), (75, 65611), (91, 54075), (103, 47775), (105, 46865), (147, 33475), (175, 28119), (195, 25235), (245, 20085), (273, 18025), (309, 15925), (325, 15141), (455, 10815), (515, 9555), (525, 9373), (637, 7725), (721, 6825), (735, 6695), (975, 5047), (1225, 4017), (1339, 3675), (1365, 3605), (1545, 3185), (1911, 2575), (2163, 2275)]