28405032

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 73327680

約数和(自身を除く): 44922648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 137, 159, 163, 212, 274, 318, 326, 411, 424, 489, 548, 636, 652, 822, 978, 1096, 1272, 1304, 1644, 1956, 3288, 3912, 7261, 8639, 14522, 17278, 21783, 22331, 25917, 29044, 34556, 43566, 44662, 51834, 58088, 66993, 69112, 87132, 89324, 103668, 133986, 174264, 178648, 207336, 267972, 535944, 1183543, 2367086, 3550629, 4734172, 7101258, 9468344, 14202516, 28405032]

約数ペア:

[(1, 28405032), (2, 14202516), (3, 9468344), (4, 7101258), (6, 4734172), (8, 3550629), (12, 2367086), (24, 1183543), (53, 535944), (106, 267972), (137, 207336), (159, 178648), (163, 174264), (212, 133986), (274, 103668), (318, 89324), (326, 87132), (411, 69112), (424, 66993), (489, 58088), (548, 51834), (636, 44662), (652, 43566), (822, 34556), (978, 29044), (1096, 25917), (1272, 22331), (1304, 21783), (1644, 17278), (1956, 14522), (3288, 8639), (3912, 7261)]