199471896

素因数分解:

$2^3\times 3^7\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:917

約数の個数: 128

約数和(自身を含む): 604766400

約数和(自身を除く): 405294504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 468, 486, 648, 702, 729, 877, 936, 972, 1053, 1404, 1458, 1754, 1944, 2106, 2187, 2631, 2808, 2916, 3159, 3508, 4212, 4374, 5262, 5832, 6318, 7016, 7893, 8424, 8748, 9477, 10524, 11401, 12636, 15786, 17496, 18954, 21048, 22802, 23679, 25272, 28431, 31572, 34203, 37908, 45604, 47358, 56862, 63144, 68406, 71037, 75816, 91208, 94716, 102609, 113724, 136812, 142074, 189432, 205218, 213111, 227448, 273624, 284148, 307827, 410436, 426222, 568296, 615654, 639333, 820872, 852444, 923481, 1231308, 1278666, 1704888, 1846962, 1917999, 2462616, 2557332, 2770443, 3693924, 3835998, 5114664, 5540886, 7387848, 7671996, 8311329, 11081772, 15343992, 16622658, 22163544, 24933987, 33245316, 49867974, 66490632, 99735948, 199471896]

約数ペア:

[(1, 199471896), (2, 99735948), (3, 66490632), (4, 49867974), (6, 33245316), (8, 24933987), (9, 22163544), (12, 16622658), (13, 15343992), (18, 11081772), (24, 8311329), (26, 7671996), (27, 7387848), (36, 5540886), (39, 5114664), (52, 3835998), (54, 3693924), (72, 2770443), (78, 2557332), (81, 2462616), (104, 1917999), (108, 1846962), (117, 1704888), (156, 1278666), (162, 1231308), (216, 923481), (234, 852444), (243, 820872), (312, 639333), (324, 615654), (351, 568296), (468, 426222), (486, 410436), (648, 307827), (702, 284148), (729, 273624), (877, 227448), (936, 213111), (972, 205218), (1053, 189432), (1404, 142074), (1458, 136812), (1754, 113724), (1944, 102609), (2106, 94716), (2187, 91208), (2631, 75816), (2808, 71037), (2916, 68406), (3159, 63144), (3508, 56862), (4212, 47358), (4374, 45604), (5262, 37908), (5832, 34203), (6318, 31572), (7016, 28431), (7893, 25272), (8424, 23679), (8748, 22802), (9477, 21048), (10524, 18954), (11401, 17496), (12636, 15786)]