61718085

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 135475200

約数和(自身を除く): 73757115

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 27, 33, 39, 45, 55, 65, 69, 99, 115, 117, 135, 139, 143, 165, 195, 207, 253, 297, 299, 345, 351, 417, 429, 495, 585, 621, 695, 715, 759, 897, 1035, 1251, 1265, 1287, 1485, 1495, 1529, 1755, 1807, 2085, 2145, 2277, 2691, 3105, 3197, 3289, 3753, 3795, 3861, 4485, 4587, 5421, 6255, 6435, 6831, 7645, 8073, 9035, 9591, 9867, 11385, 13455, 13761, 15985, 16263, 16445, 18765, 19305, 19877, 22935, 27105, 28773, 29601, 34155, 35167, 40365, 41283, 41561, 47955, 48789, 49335, 59631, 68805, 81315, 86319, 88803, 99385, 105501, 124683, 143865, 148005, 175835, 178893, 206415, 207805, 243945, 298155, 316503, 374049, 431595, 444015, 457171, 527505, 536679, 623415, 894465, 949509, 1122147, 1371513, 1582515, 1870245, 2285855, 2683395, 4114539, 4747545, 5610735, 6857565, 12343617, 20572695, 61718085]

約数ペア:

[(1, 61718085), (3, 20572695), (5, 12343617), (9, 6857565), (11, 5610735), (13, 4747545), (15, 4114539), (23, 2683395), (27, 2285855), (33, 1870245), (39, 1582515), (45, 1371513), (55, 1122147), (65, 949509), (69, 894465), (99, 623415), (115, 536679), (117, 527505), (135, 457171), (139, 444015), (143, 431595), (165, 374049), (195, 316503), (207, 298155), (253, 243945), (297, 207805), (299, 206415), (345, 178893), (351, 175835), (417, 148005), (429, 143865), (495, 124683), (585, 105501), (621, 99385), (695, 88803), (715, 86319), (759, 81315), (897, 68805), (1035, 59631), (1251, 49335), (1265, 48789), (1287, 47955), (1485, 41561), (1495, 41283), (1529, 40365), (1755, 35167), (1807, 34155), (2085, 29601), (2145, 28773), (2277, 27105), (2691, 22935), (3105, 19877), (3197, 19305), (3289, 18765), (3753, 16445), (3795, 16263), (3861, 15985), (4485, 13761), (4587, 13455), (5421, 11385), (6255, 9867), (6435, 9591), (6831, 9035), (7645, 8073)]