42493149

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 68767920

約数和(自身を除く): 26274771

約数列:

[1, 3, 9, 17, 29, 51, 61, 87, 153, 157, 183, 261, 471, 493, 549, 1037, 1413, 1479, 1769, 2669, 3111, 4437, 4553, 5307, 8007, 9333, 9577, 13659, 15921, 24021, 28731, 30073, 40977, 77401, 86193, 90219, 162809, 232203, 270657, 277733, 488427, 696609, 833199, 1465281, 2499597, 4721461, 14164383, 42493149]

約数ペア:

[(1, 42493149), (3, 14164383), (9, 4721461), (17, 2499597), (29, 1465281), (51, 833199), (61, 696609), (87, 488427), (153, 277733), (157, 270657), (183, 232203), (261, 162809), (471, 90219), (493, 86193), (549, 77401), (1037, 40977), (1413, 30073), (1479, 28731), (1769, 24021), (2669, 15921), (3111, 13659), (4437, 9577), (4553, 9333), (5307, 8007)]