128964438

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{677}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 295092720

約数和(自身を除く): 166128282

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 557, 677, 1114, 1354, 1671, 2031, 3342, 4062, 5013, 6093, 10026, 10583, 12186, 12863, 21166, 25726, 31749, 38589, 63498, 77178, 95247, 115767, 190494, 231534, 377089, 754178, 1131267, 2262534, 3393801, 6787602, 7164691, 14329382, 21494073, 42988146, 64482219, 128964438]

約数ペア:

[(1, 128964438), (2, 64482219), (3, 42988146), (6, 21494073), (9, 14329382), (18, 7164691), (19, 6787602), (38, 3393801), (57, 2262534), (114, 1131267), (171, 754178), (342, 377089), (557, 231534), (677, 190494), (1114, 115767), (1354, 95247), (1671, 77178), (2031, 63498), (3342, 38589), (4062, 31749), (5013, 25726), (6093, 21166), (10026, 12863), (10583, 12186)]