68718915

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 130713600

約数和(自身を除く): 61994685

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 73, 95, 135, 171, 219, 285, 365, 367, 513, 657, 855, 1095, 1101, 1387, 1835, 1971, 2565, 3285, 3303, 4161, 5505, 6935, 6973, 9855, 9909, 12483, 16515, 20805, 20919, 26791, 34865, 37449, 49545, 62415, 62757, 80373, 104595, 133955, 187245, 188271, 241119, 313785, 401865, 509029, 723357, 941355, 1205595, 1527087, 2545145, 3616785, 4581261, 7635435, 13743783, 22906305, 68718915]

約数ペア:

[(1, 68718915), (3, 22906305), (5, 13743783), (9, 7635435), (15, 4581261), (19, 3616785), (27, 2545145), (45, 1527087), (57, 1205595), (73, 941355), (95, 723357), (135, 509029), (171, 401865), (219, 313785), (285, 241119), (365, 188271), (367, 187245), (513, 133955), (657, 104595), (855, 80373), (1095, 62757), (1101, 62415), (1387, 49545), (1835, 37449), (1971, 34865), (2565, 26791), (3285, 20919), (3303, 20805), (4161, 16515), (5505, 12483), (6935, 9909), (6973, 9855)]