212432836

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2663}}^1$

素因数の和:2729

約数の個数: 72

約数和(自身を含む): 484698816

約数和(自身を除く): 272265980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1628, 1813, 2156, 2663, 2849, 3626, 5326, 5698, 7252, 10652, 11396, 18641, 19943, 29293, 37282, 39886, 58586, 74564, 79772, 98531, 117172, 130487, 197062, 205051, 260974, 394124, 410102, 521948, 689717, 820204, 1083841, 1379434, 1435357, 2167682, 2758868, 2870714, 4335364, 4828019, 5741428, 7586887, 9656038, 15173774, 19312076, 30347548, 53108209, 106216418, 212432836]

約数ペア:

[(1, 212432836), (2, 106216418), (4, 53108209), (7, 30347548), (11, 19312076), (14, 15173774), (22, 9656038), (28, 7586887), (37, 5741428), (44, 4828019), (49, 4335364), (74, 2870714), (77, 2758868), (98, 2167682), (148, 1435357), (154, 1379434), (196, 1083841), (259, 820204), (308, 689717), (407, 521948), (518, 410102), (539, 394124), (814, 260974), (1036, 205051), (1078, 197062), (1628, 130487), (1813, 117172), (2156, 98531), (2663, 79772), (2849, 74564), (3626, 58586), (5326, 39886), (5698, 37282), (7252, 29293), (10652, 19943), (11396, 18641)]