71328831

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3373}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 116605440

約数和(自身を除く): 45276609

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 3373, 7049, 10119, 21147, 23611, 64087, 70833, 178769, 192261, 448609, 536307, 1251383, 1345827, 3396611, 3754149, 10189833, 23776277, 71328831]

約数ペア:

[(1, 71328831), (3, 23776277), (7, 10189833), (19, 3754149), (21, 3396611), (53, 1345827), (57, 1251383), (133, 536307), (159, 448609), (371, 192261), (399, 178769), (1007, 70833), (1113, 64087), (3021, 23611), (3373, 21147), (7049, 10119)]