31728684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 85800960

約数和(自身を除く): 54072276

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 37, 39, 46, 52, 69, 74, 78, 92, 111, 138, 148, 156, 222, 239, 276, 299, 444, 478, 481, 598, 717, 851, 897, 956, 962, 1196, 1434, 1443, 1702, 1794, 1924, 2553, 2868, 2886, 3107, 3404, 3588, 5106, 5497, 5772, 6214, 8843, 9321, 10212, 10994, 11063, 12428, 16491, 17686, 18642, 21988, 22126, 26529, 32982, 33189, 35372, 37284, 44252, 53058, 65964, 66378, 71461, 106116, 114959, 132756, 142922, 203389, 214383, 229918, 285844, 344877, 406778, 428766, 459836, 610167, 689754, 813556, 857532, 1220334, 1379508, 2440668, 2644057, 5288114, 7932171, 10576228, 15864342, 31728684]

約数ペア:

[(1, 31728684), (2, 15864342), (3, 10576228), (4, 7932171), (6, 5288114), (12, 2644057), (13, 2440668), (23, 1379508), (26, 1220334), (37, 857532), (39, 813556), (46, 689754), (52, 610167), (69, 459836), (74, 428766), (78, 406778), (92, 344877), (111, 285844), (138, 229918), (148, 214383), (156, 203389), (222, 142922), (239, 132756), (276, 114959), (299, 106116), (444, 71461), (478, 66378), (481, 65964), (598, 53058), (717, 44252), (851, 37284), (897, 35372), (956, 33189), (962, 32982), (1196, 26529), (1434, 22126), (1443, 21988), (1702, 18642), (1794, 17686), (1924, 16491), (2553, 12428), (2868, 11063), (2886, 10994), (3107, 10212), (3404, 9321), (3588, 8843), (5106, 6214), (5497, 5772)]