1638857532

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2999}}^1$

素因数の和:3163

約数の個数: 96

約数和(自身を含む): 4290048000

約数和(自身を除く): 2651190468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 113, 124, 156, 186, 226, 339, 372, 403, 452, 678, 806, 1209, 1356, 1469, 1612, 2418, 2938, 2999, 3503, 4407, 4836, 5876, 5998, 7006, 8814, 8997, 10509, 11996, 14012, 17628, 17994, 21018, 35988, 38987, 42036, 45539, 77974, 91078, 92969, 116961, 136617, 155948, 182156, 185938, 233922, 273234, 278907, 338887, 371876, 467844, 546468, 557814, 677774, 1016661, 1115628, 1208597, 1355548, 2033322, 2417194, 3625791, 4066644, 4405531, 4834388, 7251582, 8811062, 10505497, 13216593, 14503164, 17622124, 21010994, 26433186, 31516491, 42021988, 52866372, 63032982, 126065964, 136571461, 273142922, 409714383, 546285844, 819428766, 1638857532]

約数ペア:

[(1, 1638857532), (2, 819428766), (3, 546285844), (4, 409714383), (6, 273142922), (12, 136571461), (13, 126065964), (26, 63032982), (31, 52866372), (39, 42021988), (52, 31516491), (62, 26433186), (78, 21010994), (93, 17622124), (113, 14503164), (124, 13216593), (156, 10505497), (186, 8811062), (226, 7251582), (339, 4834388), (372, 4405531), (403, 4066644), (452, 3625791), (678, 2417194), (806, 2033322), (1209, 1355548), (1356, 1208597), (1469, 1115628), (1612, 1016661), (2418, 677774), (2938, 557814), (2999, 546468), (3503, 467844), (4407, 371876), (4836, 338887), (5876, 278907), (5998, 273234), (7006, 233922), (8814, 185938), (8997, 182156), (10509, 155948), (11996, 136617), (14012, 116961), (17628, 92969), (17994, 91078), (21018, 77974), (35988, 45539), (38987, 42036)]