7286790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{4957}}^1$

素因数の和:4981

約数の個数: 48

約数和(自身を含む): 20347632

約数和(自身を除く): 13060842

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 4957, 9914, 14871, 24785, 29742, 34699, 49570, 69398, 74355, 104097, 148710, 173495, 208194, 242893, 346990, 485786, 520485, 728679, 1040970, 1214465, 1457358, 2428930, 3643395, 7286790]

約数ペア:

[(1, 7286790), (2, 3643395), (3, 2428930), (5, 1457358), (6, 1214465), (7, 1040970), (10, 728679), (14, 520485), (15, 485786), (21, 346990), (30, 242893), (35, 208194), (42, 173495), (49, 148710), (70, 104097), (98, 74355), (105, 69398), (147, 49570), (210, 34699), (245, 29742), (294, 24785), (490, 14871), (735, 9914), (1470, 4957)]