1989956934

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{5953}}^1$

素因数の和:6354

約数の個数: 72

約数和(自身を含む): 5029581960

約数和(自身を除く): 3039625026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 379, 441, 758, 882, 1137, 2274, 2653, 3411, 5306, 5953, 6822, 7959, 11906, 15918, 17859, 18571, 23877, 35718, 37142, 41671, 47754, 53577, 55713, 83342, 107154, 111426, 125013, 167139, 250026, 291697, 334278, 375039, 583394, 750078, 875091, 1750182, 2256187, 2625273, 4512374, 5250546, 6768561, 13537122, 15793309, 20305683, 31586618, 40611366, 47379927, 94759854, 110553163, 142139781, 221106326, 284279562, 331659489, 663318978, 994978467, 1989956934]

約数ペア:

[(1, 1989956934), (2, 994978467), (3, 663318978), (6, 331659489), (7, 284279562), (9, 221106326), (14, 142139781), (18, 110553163), (21, 94759854), (42, 47379927), (49, 40611366), (63, 31586618), (98, 20305683), (126, 15793309), (147, 13537122), (294, 6768561), (379, 5250546), (441, 4512374), (758, 2625273), (882, 2256187), (1137, 1750182), (2274, 875091), (2653, 750078), (3411, 583394), (5306, 375039), (5953, 334278), (6822, 291697), (7959, 250026), (11906, 167139), (15918, 125013), (17859, 111426), (18571, 107154), (23877, 83342), (35718, 55713), (37142, 53577), (41671, 47754)]