861620904

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{291877}}^1$

素因数の和:291930

約数の個数: 48

約数和(自身を含む): 2390480820

約数和(自身を除く): 1528859916

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 291877, 583754, 875631, 1167508, 1751262, 2335016, 2626893, 3502524, 5253786, 7005048, 10507572, 11966957, 21015144, 23933914, 35900871, 47867828, 71801742, 95735656, 107702613, 143603484, 215405226, 287206968, 430810452, 861620904]

約数ペア:

[(1, 861620904), (2, 430810452), (3, 287206968), (4, 215405226), (6, 143603484), (8, 107702613), (9, 95735656), (12, 71801742), (18, 47867828), (24, 35900871), (36, 23933914), (41, 21015144), (72, 11966957), (82, 10507572), (123, 7005048), (164, 5253786), (246, 3502524), (328, 2626893), (369, 2335016), (492, 1751262), (738, 1167508), (984, 875631), (1476, 583754), (2952, 291877)]