28287930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3727}}^1$

素因数の和:3771

約数の個数: 64

約数和(自身を含む): 77303808

約数和(自身を除く): 49015878

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 3727, 3795, 7454, 7590, 11181, 18635, 22362, 37270, 40997, 55905, 81994, 85721, 111810, 122991, 171442, 204985, 245982, 257163, 409970, 428605, 514326, 614955, 857210, 942931, 1229910, 1285815, 1885862, 2571630, 2828793, 4714655, 5657586, 9429310, 14143965, 28287930]

約数ペア:

[(1, 28287930), (2, 14143965), (3, 9429310), (5, 5657586), (6, 4714655), (10, 2828793), (11, 2571630), (15, 1885862), (22, 1285815), (23, 1229910), (30, 942931), (33, 857210), (46, 614955), (55, 514326), (66, 428605), (69, 409970), (110, 257163), (115, 245982), (138, 204985), (165, 171442), (230, 122991), (253, 111810), (330, 85721), (345, 81994), (506, 55905), (690, 40997), (759, 37270), (1265, 22362), (1518, 18635), (2530, 11181), (3727, 7590), (3795, 7454)]