31235724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2207

約数の個数: 72

約数和(自身を含む): 87814272

約数和(自身を除く): 56578548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2153, 2418, 3627, 4306, 4836, 6459, 7254, 8612, 12918, 14508, 19377, 25836, 27989, 38754, 55978, 66743, 77508, 83967, 111956, 133486, 167934, 200229, 251901, 266972, 335868, 400458, 503802, 600687, 800916, 867659, 1007604, 1201374, 1735318, 2402748, 2602977, 3470636, 5205954, 7808931, 10411908, 15617862, 31235724]

約数ペア:

[(1, 31235724), (2, 15617862), (3, 10411908), (4, 7808931), (6, 5205954), (9, 3470636), (12, 2602977), (13, 2402748), (18, 1735318), (26, 1201374), (31, 1007604), (36, 867659), (39, 800916), (52, 600687), (62, 503802), (78, 400458), (93, 335868), (117, 266972), (124, 251901), (156, 200229), (186, 167934), (234, 133486), (279, 111956), (372, 83967), (403, 77508), (468, 66743), (558, 55978), (806, 38754), (1116, 27989), (1209, 25836), (1612, 19377), (2153, 14508), (2418, 12918), (3627, 8612), (4306, 7254), (4836, 6459)]