977894715

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{2677}}^1$

素因数の和:2777

約数の個数: 64

約数和(自身を含む): 1851033600

約数和(自身を除く): 873138885

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 213, 245, 343, 355, 497, 735, 1029, 1065, 1491, 1715, 2485, 2677, 3479, 5145, 7455, 8031, 10437, 13385, 17395, 18739, 24353, 40155, 52185, 56217, 73059, 93695, 121765, 131173, 190067, 281085, 365295, 393519, 570201, 655865, 918211, 950335, 1330469, 1967595, 2754633, 2851005, 3991407, 4591055, 6652345, 9313283, 13773165, 19957035, 27939849, 46566415, 65192981, 139699245, 195578943, 325964905, 977894715]

約数ペア:

[(1, 977894715), (3, 325964905), (5, 195578943), (7, 139699245), (15, 65192981), (21, 46566415), (35, 27939849), (49, 19957035), (71, 13773165), (105, 9313283), (147, 6652345), (213, 4591055), (245, 3991407), (343, 2851005), (355, 2754633), (497, 1967595), (735, 1330469), (1029, 950335), (1065, 918211), (1491, 655865), (1715, 570201), (2485, 393519), (2677, 365295), (3479, 281085), (5145, 190067), (7455, 131173), (8031, 121765), (10437, 93695), (13385, 73059), (17395, 56217), (18739, 52185), (24353, 40155)]