128499372

素因数分解:

$2^2\times 3^7\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 347247040

約数和(自身を除く): 218747668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 243, 324, 333, 397, 444, 486, 666, 729, 794, 972, 999, 1191, 1332, 1458, 1588, 1998, 2187, 2382, 2916, 2997, 3573, 3996, 4374, 4764, 5994, 7146, 8748, 8991, 10719, 11988, 14292, 14689, 17982, 21438, 26973, 29378, 32157, 35964, 42876, 44067, 53946, 58756, 64314, 80919, 88134, 96471, 107892, 128628, 132201, 161838, 176268, 192942, 264402, 289413, 323676, 385884, 396603, 528804, 578826, 793206, 868239, 1157652, 1189809, 1586412, 1736478, 2379618, 3472956, 3569427, 4759236, 7138854, 10708281, 14277708, 21416562, 32124843, 42833124, 64249686, 128499372]

約数ペア:

[(1, 128499372), (2, 64249686), (3, 42833124), (4, 32124843), (6, 21416562), (9, 14277708), (12, 10708281), (18, 7138854), (27, 4759236), (36, 3569427), (37, 3472956), (54, 2379618), (74, 1736478), (81, 1586412), (108, 1189809), (111, 1157652), (148, 868239), (162, 793206), (222, 578826), (243, 528804), (324, 396603), (333, 385884), (397, 323676), (444, 289413), (486, 264402), (666, 192942), (729, 176268), (794, 161838), (972, 132201), (999, 128628), (1191, 107892), (1332, 96471), (1458, 88134), (1588, 80919), (1998, 64314), (2187, 58756), (2382, 53946), (2916, 44067), (2997, 42876), (3573, 35964), (3996, 32157), (4374, 29378), (4764, 26973), (5994, 21438), (7146, 17982), (8748, 14689), (8991, 14292), (10719, 11988)]