189292428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 516917856

約数和(自身を除く): 327625428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 631, 641, 1262, 1282, 1893, 1923, 2524, 2564, 3786, 3846, 5679, 5769, 7572, 7692, 8203, 8333, 11358, 11538, 16406, 16666, 22716, 23076, 24609, 24999, 32812, 33332, 49218, 49998, 73827, 74997, 98436, 99996, 147654, 149994, 295308, 299988, 404471, 808942, 1213413, 1617884, 2426826, 3640239, 4853652, 5258123, 7280478, 10516246, 14560956, 15774369, 21032492, 31548738, 47323107, 63097476, 94646214, 189292428]

約数ペア:

[(1, 189292428), (2, 94646214), (3, 63097476), (4, 47323107), (6, 31548738), (9, 21032492), (12, 15774369), (13, 14560956), (18, 10516246), (26, 7280478), (36, 5258123), (39, 4853652), (52, 3640239), (78, 2426826), (117, 1617884), (156, 1213413), (234, 808942), (468, 404471), (631, 299988), (641, 295308), (1262, 149994), (1282, 147654), (1893, 99996), (1923, 98436), (2524, 74997), (2564, 73827), (3786, 49998), (3846, 49218), (5679, 33332), (5769, 32812), (7572, 24999), (7692, 24609), (8203, 23076), (8333, 22716), (11358, 16666), (11538, 16406)]