26945386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 45513216

約数和(自身を除く): 18567830

約数列:

[1, 2, 13, 26, 31, 62, 101, 202, 331, 403, 662, 806, 1313, 2626, 3131, 4303, 6262, 8606, 10261, 20522, 33431, 40703, 66862, 81406, 133393, 266786, 434603, 869206, 1036361, 2072722, 13472693, 26945386]

約数ペア:

[(1, 26945386), (2, 13472693), (13, 2072722), (26, 1036361), (31, 869206), (62, 434603), (101, 266786), (202, 133393), (331, 81406), (403, 66862), (662, 40703), (806, 33431), (1313, 20522), (2626, 10261), (3131, 8606), (4303, 6262)]