490646486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 888330240

約数和(自身を除く): 397683754

約数列:

[1, 2, 11, 17, 22, 31, 34, 62, 101, 187, 202, 341, 374, 419, 527, 682, 838, 1054, 1111, 1717, 2222, 3131, 3434, 4609, 5797, 6262, 7123, 9218, 11594, 12989, 14246, 18887, 25978, 34441, 37774, 42319, 53227, 68882, 78353, 84638, 106454, 142879, 156706, 220813, 285758, 441626, 465509, 585497, 719423, 931018, 1170994, 1311889, 1438846, 2428943, 2623778, 4857886, 7913653, 14430779, 15827306, 22302113, 28861558, 44604226, 245323243, 490646486]

約数ペア:

[(1, 490646486), (2, 245323243), (11, 44604226), (17, 28861558), (22, 22302113), (31, 15827306), (34, 14430779), (62, 7913653), (101, 4857886), (187, 2623778), (202, 2428943), (341, 1438846), (374, 1311889), (419, 1170994), (527, 931018), (682, 719423), (838, 585497), (1054, 465509), (1111, 441626), (1717, 285758), (2222, 220813), (3131, 156706), (3434, 142879), (4609, 106454), (5797, 84638), (6262, 78353), (7123, 68882), (9218, 53227), (11594, 42319), (12989, 37774), (14246, 34441), (18887, 25978)]