31478814

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 72806400

約数和(自身を除く): 41327586

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 79, 94, 141, 157, 158, 237, 282, 314, 423, 471, 474, 711, 846, 942, 1269, 1413, 1422, 2133, 2538, 2826, 3713, 4239, 4266, 7379, 7426, 8478, 11139, 12403, 14758, 22137, 22278, 24806, 33417, 37209, 44274, 66411, 66834, 74418, 100251, 111627, 132822, 199233, 200502, 223254, 334881, 398466, 582941, 669762, 1165882, 1748823, 3497646, 5246469, 10492938, 15739407, 31478814]

約数ペア:

[(1, 31478814), (2, 15739407), (3, 10492938), (6, 5246469), (9, 3497646), (18, 1748823), (27, 1165882), (47, 669762), (54, 582941), (79, 398466), (94, 334881), (141, 223254), (157, 200502), (158, 199233), (237, 132822), (282, 111627), (314, 100251), (423, 74418), (471, 66834), (474, 66411), (711, 44274), (846, 37209), (942, 33417), (1269, 24806), (1413, 22278), (1422, 22137), (2133, 14758), (2538, 12403), (2826, 11139), (3713, 8478), (4239, 7426), (4266, 7379)]