90898678

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 149768640

約数和(自身を除く): 58869962

約数列:

[1, 2, 13, 26, 137, 151, 169, 274, 302, 338, 1781, 1963, 2197, 3562, 3926, 4394, 20687, 23153, 25519, 41374, 46306, 51038, 268931, 300989, 331747, 537862, 601978, 663494, 3496103, 6992206, 45449339, 90898678]

約数ペア:

[(1, 90898678), (2, 45449339), (13, 6992206), (26, 3496103), (137, 663494), (151, 601978), (169, 537862), (274, 331747), (302, 300989), (338, 268931), (1781, 51038), (1963, 46306), (2197, 41374), (3562, 25519), (3926, 23153), (4394, 20687)]