266825234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 475009920

約数和(自身を除く): 208184686

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 101, 139, 202, 221, 278, 442, 559, 731, 1118, 1313, 1462, 1717, 1807, 2363, 2626, 3434, 3614, 4343, 4726, 5977, 8686, 9503, 11954, 14039, 19006, 22321, 28078, 30719, 44642, 56459, 61438, 73831, 77701, 101609, 112918, 147662, 155402, 182507, 203218, 238663, 365014, 477326, 603677, 959803, 1207354, 1320917, 1919606, 2641834, 3102619, 6205238, 7847801, 10262509, 15695602, 20525018, 133412617, 266825234]

約数ペア:

[(1, 266825234), (2, 133412617), (13, 20525018), (17, 15695602), (26, 10262509), (34, 7847801), (43, 6205238), (86, 3102619), (101, 2641834), (139, 1919606), (202, 1320917), (221, 1207354), (278, 959803), (442, 603677), (559, 477326), (731, 365014), (1118, 238663), (1313, 203218), (1462, 182507), (1717, 155402), (1807, 147662), (2363, 112918), (2626, 101609), (3434, 77701), (3614, 73831), (4343, 61438), (4726, 56459), (5977, 44642), (8686, 30719), (9503, 28078), (11954, 22321), (14039, 19006)]