212728334

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 415134720

約数和(自身を除く): 202406386

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 89, 91, 161, 178, 182, 299, 322, 571, 598, 623, 1142, 1157, 1246, 2047, 2093, 2314, 3997, 4094, 4186, 7423, 7994, 8099, 13133, 14329, 14846, 16198, 26266, 26611, 28658, 50819, 51961, 53222, 91931, 101638, 103922, 170729, 183862, 186277, 341458, 355733, 372554, 660647, 711466, 1168837, 1195103, 1321294, 2337674, 2390206, 4624529, 8181859, 9249058, 15194881, 16363718, 30389762, 106364167, 212728334]

約数ペア:

[(1, 212728334), (2, 106364167), (7, 30389762), (13, 16363718), (14, 15194881), (23, 9249058), (26, 8181859), (46, 4624529), (89, 2390206), (91, 2337674), (161, 1321294), (178, 1195103), (182, 1168837), (299, 711466), (322, 660647), (571, 372554), (598, 355733), (623, 341458), (1142, 186277), (1157, 183862), (1246, 170729), (2047, 103922), (2093, 101638), (2314, 91931), (3997, 53222), (4094, 51961), (4186, 50819), (7423, 28658), (7994, 26611), (8099, 26266), (13133, 16198), (14329, 14846)]