201978668

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{1483}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 359009280

約数和(自身を除く): 157030612

約数列:

[1, 2, 4, 79, 158, 316, 431, 862, 1483, 1724, 2966, 5932, 34049, 68098, 117157, 136196, 234314, 468628, 639173, 1278346, 2556692, 50494667, 100989334, 201978668]

約数ペア:

[(1, 201978668), (2, 100989334), (4, 50494667), (79, 2556692), (158, 1278346), (316, 639173), (431, 468628), (862, 234314), (1483, 136196), (1724, 117157), (2966, 68098), (5932, 34049)]