28901736

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 84770400

約数和(自身を除く): 55868664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 57, 72, 74, 76, 111, 114, 148, 152, 171, 222, 228, 296, 333, 342, 444, 456, 571, 666, 684, 703, 888, 1142, 1332, 1368, 1406, 1713, 2109, 2284, 2664, 2812, 3426, 4218, 4568, 5139, 5624, 6327, 6852, 8436, 10278, 10849, 12654, 13704, 16872, 20556, 21127, 21698, 25308, 32547, 41112, 42254, 43396, 50616, 63381, 65094, 84508, 86792, 97641, 126762, 130188, 169016, 190143, 195282, 253524, 260376, 380286, 390564, 401413, 507048, 760572, 781128, 802826, 1204239, 1521144, 1605652, 2408478, 3211304, 3612717, 4816956, 7225434, 9633912, 14450868, 28901736]

約数ペア:

[(1, 28901736), (2, 14450868), (3, 9633912), (4, 7225434), (6, 4816956), (8, 3612717), (9, 3211304), (12, 2408478), (18, 1605652), (19, 1521144), (24, 1204239), (36, 802826), (37, 781128), (38, 760572), (57, 507048), (72, 401413), (74, 390564), (76, 380286), (111, 260376), (114, 253524), (148, 195282), (152, 190143), (171, 169016), (222, 130188), (228, 126762), (296, 97641), (333, 86792), (342, 84508), (444, 65094), (456, 63381), (571, 50616), (666, 43396), (684, 42254), (703, 41112), (888, 32547), (1142, 25308), (1332, 21698), (1368, 21127), (1406, 20556), (1713, 16872), (2109, 13704), (2284, 12654), (2664, 10849), (2812, 10278), (3426, 8436), (4218, 6852), (4568, 6327), (5139, 5624)]