121931004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2059

約数の個数: 96

約数和(自身を含む): 338688000

約数和(自身を除く): 216756996

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 23, 26, 34, 39, 46, 51, 52, 68, 69, 78, 92, 102, 138, 156, 204, 221, 276, 299, 391, 442, 598, 663, 782, 884, 897, 1173, 1196, 1326, 1564, 1794, 1999, 2346, 2652, 3588, 3998, 4692, 5083, 5997, 7996, 10166, 11994, 15249, 20332, 23988, 25987, 30498, 33983, 45977, 51974, 60996, 67966, 77961, 91954, 101949, 103948, 135932, 137931, 155922, 183908, 203898, 275862, 311844, 407796, 441779, 551724, 597701, 781609, 883558, 1195402, 1325337, 1563218, 1767116, 1793103, 2344827, 2390804, 2650674, 3126436, 3586206, 4689654, 5301348, 7172412, 9379308, 10160917, 20321834, 30482751, 40643668, 60965502, 121931004]

約数ペア:

[(1, 121931004), (2, 60965502), (3, 40643668), (4, 30482751), (6, 20321834), (12, 10160917), (13, 9379308), (17, 7172412), (23, 5301348), (26, 4689654), (34, 3586206), (39, 3126436), (46, 2650674), (51, 2390804), (52, 2344827), (68, 1793103), (69, 1767116), (78, 1563218), (92, 1325337), (102, 1195402), (138, 883558), (156, 781609), (204, 597701), (221, 551724), (276, 441779), (299, 407796), (391, 311844), (442, 275862), (598, 203898), (663, 183908), (782, 155922), (884, 137931), (897, 135932), (1173, 103948), (1196, 101949), (1326, 91954), (1564, 77961), (1794, 67966), (1999, 60996), (2346, 51974), (2652, 45977), (3588, 33983), (3998, 30498), (4692, 25987), (5083, 23988), (5997, 20332), (7996, 15249), (10166, 11994)]