31613790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 82607616

約数和(自身を除く): 50993826

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 103, 130, 195, 206, 309, 390, 515, 618, 787, 1030, 1339, 1545, 1574, 2361, 2678, 3090, 3935, 4017, 4722, 6695, 7870, 8034, 10231, 11805, 13390, 20085, 20462, 23610, 30693, 40170, 51155, 61386, 81061, 102310, 153465, 162122, 243183, 306930, 405305, 486366, 810610, 1053793, 1215915, 2107586, 2431830, 3161379, 5268965, 6322758, 10537930, 15806895, 31613790]

約数ペア:

[(1, 31613790), (2, 15806895), (3, 10537930), (5, 6322758), (6, 5268965), (10, 3161379), (13, 2431830), (15, 2107586), (26, 1215915), (30, 1053793), (39, 810610), (65, 486366), (78, 405305), (103, 306930), (130, 243183), (195, 162122), (206, 153465), (309, 102310), (390, 81061), (515, 61386), (618, 51155), (787, 40170), (1030, 30693), (1339, 23610), (1545, 20462), (1574, 20085), (2361, 13390), (2678, 11805), (3090, 10231), (3935, 8034), (4017, 7870), (4722, 6695)]