201604005

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 376012800

約数和(自身を除く): 174408795

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 67, 93, 135, 155, 201, 279, 335, 465, 603, 719, 837, 1005, 1395, 1809, 2077, 2157, 3015, 3595, 4185, 6231, 6471, 9045, 10385, 10785, 18693, 19413, 22289, 31155, 32355, 48173, 56079, 66867, 93465, 97065, 111445, 144519, 200601, 240865, 280395, 334335, 433557, 601803, 722595, 1003005, 1300671, 1493363, 2167785, 3009015, 4480089, 6503355, 7466815, 13440267, 22400445, 40320801, 67201335, 201604005]

約数ペア:

[(1, 201604005), (3, 67201335), (5, 40320801), (9, 22400445), (15, 13440267), (27, 7466815), (31, 6503355), (45, 4480089), (67, 3009015), (93, 2167785), (135, 1493363), (155, 1300671), (201, 1003005), (279, 722595), (335, 601803), (465, 433557), (603, 334335), (719, 280395), (837, 240865), (1005, 200601), (1395, 144519), (1809, 111445), (2077, 97065), (2157, 93465), (3015, 66867), (3595, 56079), (4185, 48173), (6231, 32355), (6471, 31155), (9045, 22289), (10385, 19413), (10785, 18693)]