201997012

素因数分解:

$2^2\times 7^2\times {\mathrm{349}}^1\times {\mathrm{2953}}^1$

素因数の和:3320

約数の個数: 36

約数和(自身を含む): 412526100

約数和(自身を除く): 210529088

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 349, 698, 1396, 2443, 2953, 4886, 5906, 9772, 11812, 17101, 20671, 34202, 41342, 68404, 82684, 144697, 289394, 578788, 1030597, 2061194, 4122388, 7214179, 14428358, 28856716, 50499253, 100998506, 201997012]

約数ペア:

[(1, 201997012), (2, 100998506), (4, 50499253), (7, 28856716), (14, 14428358), (28, 7214179), (49, 4122388), (98, 2061194), (196, 1030597), (349, 578788), (698, 289394), (1396, 144697), (2443, 82684), (2953, 68404), (4886, 41342), (5906, 34202), (9772, 20671), (11812, 17101)]