222720394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 386928360

約数和(自身を除く): 164207966

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 361, 389, 494, 722, 778, 793, 1159, 1586, 2318, 4693, 5057, 7391, 9386, 10114, 14782, 15067, 22021, 23729, 30134, 44042, 47458, 96083, 140429, 192166, 280858, 286273, 308477, 450851, 572546, 616954, 901702, 1825577, 3651154, 5861063, 8566169, 11722126, 17132338, 111360197, 222720394]

約数ペア:

[(1, 222720394), (2, 111360197), (13, 17132338), (19, 11722126), (26, 8566169), (38, 5861063), (61, 3651154), (122, 1825577), (247, 901702), (361, 616954), (389, 572546), (494, 450851), (722, 308477), (778, 286273), (793, 280858), (1159, 192166), (1586, 140429), (2318, 96083), (4693, 47458), (5057, 44042), (7391, 30134), (9386, 23729), (10114, 22021), (14782, 15067)]