128336054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 250048512

約数和(自身を除く): 121712458

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 101, 154, 202, 223, 259, 407, 446, 518, 707, 814, 1111, 1414, 1561, 2222, 2453, 2849, 3122, 3737, 4906, 5698, 7474, 7777, 8251, 15554, 16502, 17171, 22523, 26159, 34342, 41107, 45046, 52318, 57757, 82214, 90761, 115514, 157661, 181522, 247753, 287749, 315322, 495506, 575498, 635327, 833351, 1270654, 1666702, 1734271, 3468542, 5833457, 9166861, 11666914, 18333722, 64168027, 128336054]

約数ペア:

[(1, 128336054), (2, 64168027), (7, 18333722), (11, 11666914), (14, 9166861), (22, 5833457), (37, 3468542), (74, 1734271), (77, 1666702), (101, 1270654), (154, 833351), (202, 635327), (223, 575498), (259, 495506), (407, 315322), (446, 287749), (518, 247753), (707, 181522), (814, 157661), (1111, 115514), (1414, 90761), (1561, 82214), (2222, 57757), (2453, 52318), (2849, 45046), (3122, 41107), (3737, 34342), (4906, 26159), (5698, 22523), (7474, 17171), (7777, 16502), (8251, 15554)]