397293808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{8443}}^1$

素因数の和:8641

約数の個数: 40

約数和(自身を含む): 819844848

約数和(自身を除く): 422551040

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 173, 272, 346, 692, 1384, 2768, 2941, 5882, 8443, 11764, 16886, 23528, 33772, 47056, 67544, 135088, 143531, 287062, 574124, 1148248, 1460639, 2296496, 2921278, 5842556, 11685112, 23370224, 24830863, 49661726, 99323452, 198646904, 397293808]

約数ペア:

[(1, 397293808), (2, 198646904), (4, 99323452), (8, 49661726), (16, 24830863), (17, 23370224), (34, 11685112), (68, 5842556), (136, 2921278), (173, 2296496), (272, 1460639), (346, 1148248), (692, 574124), (1384, 287062), (2768, 143531), (2941, 135088), (5882, 67544), (8443, 47056), (11764, 33772), (16886, 23528)]