153900908

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 318561600

約数和(自身を除く): 164660692

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 149, 259, 298, 518, 596, 997, 1036, 1043, 1994, 2086, 3988, 4172, 5513, 6979, 11026, 13958, 22052, 27916, 36889, 38591, 73778, 77182, 147556, 148553, 154364, 258223, 297106, 516446, 594212, 1032892, 1039871, 2079742, 4159484, 5496461, 10992922, 21985844, 38475227, 76950454, 153900908]

約数ペア:

[(1, 153900908), (2, 76950454), (4, 38475227), (7, 21985844), (14, 10992922), (28, 5496461), (37, 4159484), (74, 2079742), (148, 1039871), (149, 1032892), (259, 594212), (298, 516446), (518, 297106), (596, 258223), (997, 154364), (1036, 148553), (1043, 147556), (1994, 77182), (2086, 73778), (3988, 38591), (4172, 36889), (5513, 27916), (6979, 22052), (11026, 13958)]