2156069678

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 3828416400

約数和(自身を除く): 1672346722

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 179, 358, 623, 1246, 1253, 1381, 2506, 2762, 4361, 8722, 8771, 9667, 15931, 17542, 19334, 31862, 67669, 111517, 122909, 135338, 223034, 245818, 247199, 494398, 780619, 860363, 1561238, 1720726, 1730393, 3460786, 6022541, 12045082, 12112751, 22000711, 24225502, 44001422, 154004977, 308009954, 1078034839, 2156069678]

約数ペア:

[(1, 2156069678), (2, 1078034839), (7, 308009954), (14, 154004977), (49, 44001422), (89, 24225502), (98, 22000711), (178, 12112751), (179, 12045082), (358, 6022541), (623, 3460786), (1246, 1730393), (1253, 1720726), (1381, 1561238), (2506, 860363), (2762, 780619), (4361, 494398), (8722, 247199), (8771, 245818), (9667, 223034), (15931, 135338), (17542, 122909), (19334, 111517), (31862, 67669)]