42781428

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{2707}}^1$

素因数の和:3156

約数の個数: 36

約数和(自身を含む): 108428320

約数和(自身を除く): 65646892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1317, 1756, 2634, 2707, 3951, 5268, 5414, 7902, 8121, 10828, 15804, 16242, 24363, 32484, 48726, 97452, 1188373, 2376746, 3565119, 4753492, 7130238, 10695357, 14260476, 21390714, 42781428]

約数ペア:

[(1, 42781428), (2, 21390714), (3, 14260476), (4, 10695357), (6, 7130238), (9, 4753492), (12, 3565119), (18, 2376746), (36, 1188373), (439, 97452), (878, 48726), (1317, 32484), (1756, 24363), (2634, 16242), (2707, 15804), (3951, 10828), (5268, 8121), (5414, 7902)]