28914834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 65729664

約数和(自身を除く): 36814830

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 43, 74, 78, 86, 111, 129, 222, 233, 258, 466, 481, 559, 699, 962, 1118, 1398, 1443, 1591, 1677, 2886, 3029, 3182, 3354, 4773, 6058, 8621, 9087, 9546, 10019, 17242, 18174, 20038, 20683, 25863, 30057, 41366, 51726, 60114, 62049, 112073, 124098, 130247, 224146, 260494, 336219, 370703, 390741, 672438, 741406, 781482, 1112109, 2224218, 4819139, 9638278, 14457417, 28914834]

約数ペア:

[(1, 28914834), (2, 14457417), (3, 9638278), (6, 4819139), (13, 2224218), (26, 1112109), (37, 781482), (39, 741406), (43, 672438), (74, 390741), (78, 370703), (86, 336219), (111, 260494), (129, 224146), (222, 130247), (233, 124098), (258, 112073), (466, 62049), (481, 60114), (559, 51726), (699, 41366), (962, 30057), (1118, 25863), (1398, 20683), (1443, 20038), (1591, 18174), (1677, 17242), (2886, 10019), (3029, 9546), (3182, 9087), (3354, 8621), (4773, 6058)]