15931356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2131}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 42981120

約数和(自身を除く): 27049764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2131, 2492, 3738, 4262, 6393, 7476, 8524, 12786, 14917, 25572, 29834, 44751, 59668, 89502, 179004, 189659, 379318, 568977, 758636, 1137954, 1327613, 2275908, 2655226, 3982839, 5310452, 7965678, 15931356]

約数ペア:

[(1, 15931356), (2, 7965678), (3, 5310452), (4, 3982839), (6, 2655226), (7, 2275908), (12, 1327613), (14, 1137954), (21, 758636), (28, 568977), (42, 379318), (84, 189659), (89, 179004), (178, 89502), (267, 59668), (356, 44751), (534, 29834), (623, 25572), (1068, 14917), (1246, 12786), (1869, 8524), (2131, 7476), (2492, 6393), (3738, 4262)]