289720212

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{2539}}^1$

素因数の和:2840

約数の個数: 48

約数和(自身を含む): 697260480

約数和(自身を除く): 407540268

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 257, 444, 514, 771, 1028, 1542, 2539, 3084, 5078, 7617, 9509, 10156, 15234, 19018, 28527, 30468, 38036, 57054, 93943, 114108, 187886, 281829, 375772, 563658, 652523, 1127316, 1305046, 1957569, 2610092, 3915138, 7830276, 24143351, 48286702, 72430053, 96573404, 144860106, 289720212]

約数ペア:

[(1, 289720212), (2, 144860106), (3, 96573404), (4, 72430053), (6, 48286702), (12, 24143351), (37, 7830276), (74, 3915138), (111, 2610092), (148, 1957569), (222, 1305046), (257, 1127316), (444, 652523), (514, 563658), (771, 375772), (1028, 281829), (1542, 187886), (2539, 114108), (3084, 93943), (5078, 57054), (7617, 38036), (9509, 30468), (10156, 28527), (15234, 19018)]