28697292

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3607}}^1$

素因数の和:3647

約数の個数: 72

約数和(自身を含む): 82738656

約数和(自身を除く): 54041364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3607, 3978, 7214, 7956, 10821, 14428, 21642, 32463, 43284, 46891, 61319, 64926, 93782, 122638, 129852, 140673, 183957, 187564, 245276, 281346, 367914, 422019, 551871, 562692, 735828, 797147, 844038, 1103742, 1594294, 1688076, 2207484, 2391441, 3188588, 4782882, 7174323, 9565764, 14348646, 28697292]

約数ペア:

[(1, 28697292), (2, 14348646), (3, 9565764), (4, 7174323), (6, 4782882), (9, 3188588), (12, 2391441), (13, 2207484), (17, 1688076), (18, 1594294), (26, 1103742), (34, 844038), (36, 797147), (39, 735828), (51, 562692), (52, 551871), (68, 422019), (78, 367914), (102, 281346), (117, 245276), (153, 187564), (156, 183957), (204, 140673), (221, 129852), (234, 122638), (306, 93782), (442, 64926), (468, 61319), (612, 46891), (663, 43284), (884, 32463), (1326, 21642), (1989, 14428), (2652, 10821), (3607, 7956), (3978, 7214)]