391349084

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2299

約数の個数: 72

約数和(自身を含む): 851114880

約数和(自身を除く): 459765796

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 49, 58, 62, 98, 116, 124, 196, 203, 217, 406, 434, 812, 868, 899, 1421, 1519, 1798, 2221, 2842, 3038, 3596, 4442, 5684, 6076, 6293, 8884, 12586, 15547, 25172, 31094, 44051, 62188, 64409, 68851, 88102, 108829, 128818, 137702, 176204, 217658, 257636, 275404, 435316, 450863, 481957, 901726, 963914, 1803452, 1927828, 1996679, 3156041, 3373699, 3993358, 6312082, 6747398, 7986716, 12624164, 13494796, 13976753, 27953506, 55907012, 97837271, 195674542, 391349084]

約数ペア:

[(1, 391349084), (2, 195674542), (4, 97837271), (7, 55907012), (14, 27953506), (28, 13976753), (29, 13494796), (31, 12624164), (49, 7986716), (58, 6747398), (62, 6312082), (98, 3993358), (116, 3373699), (124, 3156041), (196, 1996679), (203, 1927828), (217, 1803452), (406, 963914), (434, 901726), (812, 481957), (868, 450863), (899, 435316), (1421, 275404), (1519, 257636), (1798, 217658), (2221, 176204), (2842, 137702), (3038, 128818), (3596, 108829), (4442, 88102), (5684, 68851), (6076, 64409), (6293, 62188), (8884, 44051), (12586, 31094), (15547, 25172)]