239937412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 508751712

約数和(自身を除く): 268814300

約数列:

[1, 2, 4, 11, 13, 22, 26, 41, 44, 52, 82, 143, 164, 169, 286, 338, 451, 533, 572, 676, 787, 902, 1066, 1574, 1804, 1859, 2132, 3148, 3718, 5863, 6929, 7436, 8657, 10231, 11726, 13858, 17314, 20462, 23452, 27716, 32267, 34628, 40924, 64534, 76219, 112541, 129068, 133003, 152438, 225082, 266006, 304876, 354937, 419471, 450164, 532012, 709874, 838942, 1419748, 1463033, 1677884, 2926066, 4614181, 5453123, 5852132, 9228362, 10906246, 18456724, 21812492, 59984353, 119968706, 239937412]

約数ペア:

[(1, 239937412), (2, 119968706), (4, 59984353), (11, 21812492), (13, 18456724), (22, 10906246), (26, 9228362), (41, 5852132), (44, 5453123), (52, 4614181), (82, 2926066), (143, 1677884), (164, 1463033), (169, 1419748), (286, 838942), (338, 709874), (451, 532012), (533, 450164), (572, 419471), (676, 354937), (787, 304876), (902, 266006), (1066, 225082), (1574, 152438), (1804, 133003), (1859, 129068), (2132, 112541), (3148, 76219), (3718, 64534), (5863, 40924), (6929, 34628), (7436, 32267), (8657, 27716), (10231, 23452), (11726, 20462), (13858, 17314)]