28931604

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 78650880

約数和(自身を除く): 49719276

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 43, 52, 57, 76, 78, 86, 114, 129, 156, 172, 227, 228, 247, 258, 454, 494, 516, 559, 681, 741, 817, 908, 988, 1118, 1362, 1482, 1634, 1677, 2236, 2451, 2724, 2951, 2964, 3268, 3354, 4313, 4902, 5902, 6708, 8626, 8853, 9761, 9804, 10621, 11804, 12939, 17252, 17706, 19522, 21242, 25878, 29283, 31863, 35412, 39044, 42484, 51756, 56069, 58566, 63726, 112138, 117132, 126893, 127452, 168207, 185459, 224276, 253786, 336414, 370918, 380679, 507572, 556377, 672828, 741836, 761358, 1112754, 1522716, 2225508, 2410967, 4821934, 7232901, 9643868, 14465802, 28931604]

約数ペア:

[(1, 28931604), (2, 14465802), (3, 9643868), (4, 7232901), (6, 4821934), (12, 2410967), (13, 2225508), (19, 1522716), (26, 1112754), (38, 761358), (39, 741836), (43, 672828), (52, 556377), (57, 507572), (76, 380679), (78, 370918), (86, 336414), (114, 253786), (129, 224276), (156, 185459), (172, 168207), (227, 127452), (228, 126893), (247, 117132), (258, 112138), (454, 63726), (494, 58566), (516, 56069), (559, 51756), (681, 42484), (741, 39044), (817, 35412), (908, 31863), (988, 29283), (1118, 25878), (1362, 21242), (1482, 19522), (1634, 17706), (1677, 17252), (2236, 12939), (2451, 11804), (2724, 10621), (2951, 9804), (2964, 9761), (3268, 8853), (3354, 8626), (4313, 6708), (4902, 5902)]