398655738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{5147}}^1$

素因数の和:5499

約数の個数: 48

約数和(自身を含む): 933188256

約数和(自身を除く): 534532518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 331, 662, 993, 1986, 2979, 4303, 5147, 5958, 8606, 10294, 12909, 15441, 25818, 30882, 38727, 46323, 66911, 77454, 92646, 133822, 200733, 401466, 602199, 1204398, 1703657, 3407314, 5110971, 10221942, 15332913, 22147541, 30665826, 44295082, 66442623, 132885246, 199327869, 398655738]

約数ペア:

[(1, 398655738), (2, 199327869), (3, 132885246), (6, 66442623), (9, 44295082), (13, 30665826), (18, 22147541), (26, 15332913), (39, 10221942), (78, 5110971), (117, 3407314), (234, 1703657), (331, 1204398), (662, 602199), (993, 401466), (1986, 200733), (2979, 133822), (4303, 92646), (5147, 77454), (5958, 66911), (8606, 46323), (10294, 38727), (12909, 30882), (15441, 25818)]