31378908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2671}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 80801280

約数和(自身を除く): 49422372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 89, 132, 178, 267, 356, 534, 979, 1068, 1958, 2671, 2937, 3916, 5342, 5874, 8013, 10684, 11748, 16026, 29381, 32052, 58762, 88143, 117524, 176286, 237719, 352572, 475438, 713157, 950876, 1426314, 2614909, 2852628, 5229818, 7844727, 10459636, 15689454, 31378908]

約数ペア:

[(1, 31378908), (2, 15689454), (3, 10459636), (4, 7844727), (6, 5229818), (11, 2852628), (12, 2614909), (22, 1426314), (33, 950876), (44, 713157), (66, 475438), (89, 352572), (132, 237719), (178, 176286), (267, 117524), (356, 88143), (534, 58762), (979, 32052), (1068, 29381), (1958, 16026), (2671, 11748), (2937, 10684), (3916, 8013), (5342, 5874)]