664307595

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9901}}^1$

素因数の和:9993

約数の個数: 64

約数和(自身を含む): 1368852480

約数和(自身を除く): 704544885

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 105, 135, 189, 213, 315, 355, 497, 639, 945, 1065, 1491, 1917, 2485, 3195, 4473, 7455, 9585, 9901, 13419, 22365, 29703, 49505, 67095, 69307, 89109, 148515, 207921, 267327, 346535, 445545, 623763, 702971, 1039605, 1336635, 1871289, 2108913, 3118815, 3514855, 4920797, 6326739, 9356445, 10544565, 14762391, 18980217, 24603985, 31633695, 44287173, 73811955, 94901085, 132861519, 221435865, 664307595]

約数ペア:

[(1, 664307595), (3, 221435865), (5, 132861519), (7, 94901085), (9, 73811955), (15, 44287173), (21, 31633695), (27, 24603985), (35, 18980217), (45, 14762391), (63, 10544565), (71, 9356445), (105, 6326739), (135, 4920797), (189, 3514855), (213, 3118815), (315, 2108913), (355, 1871289), (497, 1336635), (639, 1039605), (945, 702971), (1065, 623763), (1491, 445545), (1917, 346535), (2485, 267327), (3195, 207921), (4473, 148515), (7455, 89109), (9585, 69307), (9901, 67095), (13419, 49505), (22365, 29703)]