396685408

素因数分解:

$2^5\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1787}}^1$

素因数の和:2795

約数の個数: 48

約数和(自身を含む): 893942784

約数和(自身を除く): 497257376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 991, 1787, 1982, 3574, 3964, 6937, 7148, 7928, 12509, 13874, 14296, 15856, 25018, 27748, 28592, 31712, 50036, 55496, 57184, 100072, 110992, 200144, 221984, 400288, 1770917, 3541834, 7083668, 12396419, 14167336, 24792838, 28334672, 49585676, 56669344, 99171352, 198342704, 396685408]

約数ペア:

[(1, 396685408), (2, 198342704), (4, 99171352), (7, 56669344), (8, 49585676), (14, 28334672), (16, 24792838), (28, 14167336), (32, 12396419), (56, 7083668), (112, 3541834), (224, 1770917), (991, 400288), (1787, 221984), (1982, 200144), (3574, 110992), (3964, 100072), (6937, 57184), (7148, 55496), (7928, 50036), (12509, 31712), (13874, 28592), (14296, 27748), (15856, 25018)]