256443174

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{5563}}^1$

素因数の和:5781

約数の個数: 48

約数和(自身を含む): 601512912

約数和(自身を除く): 345069738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 197, 234, 394, 591, 1182, 1773, 2561, 3546, 5122, 5563, 7683, 11126, 15366, 16689, 23049, 33378, 46098, 50067, 72319, 100134, 144638, 216957, 433914, 650871, 1095911, 1301742, 2191822, 3287733, 6575466, 9863199, 14246843, 19726398, 28493686, 42740529, 85481058, 128221587, 256443174]

約数ペア:

[(1, 256443174), (2, 128221587), (3, 85481058), (6, 42740529), (9, 28493686), (13, 19726398), (18, 14246843), (26, 9863199), (39, 6575466), (78, 3287733), (117, 2191822), (197, 1301742), (234, 1095911), (394, 650871), (591, 433914), (1182, 216957), (1773, 144638), (2561, 100134), (3546, 72319), (5122, 50067), (5563, 46098), (7683, 33378), (11126, 23049), (15366, 16689)]