28616091

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 45219840

約数和(自身を除く): 16603749

約数列:

[1, 3, 7, 21, 47, 79, 141, 237, 329, 367, 553, 987, 1101, 1659, 2569, 3713, 7707, 11139, 17249, 25991, 28993, 51747, 77973, 86979, 120743, 202951, 362229, 608853, 1362671, 4088013, 9538697, 28616091]

約数ペア:

[(1, 28616091), (3, 9538697), (7, 4088013), (21, 1362671), (47, 608853), (79, 362229), (141, 202951), (237, 120743), (329, 86979), (367, 77973), (553, 51747), (987, 28993), (1101, 25991), (1659, 17249), (2569, 11139), (3713, 7707)]