991111056

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{6997}}^1$

素因数の和:7248

約数の個数: 80

約数和(自身を含む): 2769864384

約数和(自身を除く): 1778753328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 227, 312, 454, 624, 681, 908, 1362, 1816, 2724, 2951, 3632, 5448, 5902, 6997, 8853, 10896, 11804, 13994, 17706, 20991, 23608, 27988, 35412, 41982, 47216, 55976, 70824, 83964, 90961, 111952, 141648, 167928, 181922, 272883, 335856, 363844, 545766, 727688, 1091532, 1455376, 1588319, 2183064, 3176638, 4366128, 4764957, 6353276, 9529914, 12706552, 19059828, 20648147, 25413104, 38119656, 41296294, 61944441, 76239312, 82592588, 123888882, 165185176, 247777764, 330370352, 495555528, 991111056]

約数ペア:

[(1, 991111056), (2, 495555528), (3, 330370352), (4, 247777764), (6, 165185176), (8, 123888882), (12, 82592588), (13, 76239312), (16, 61944441), (24, 41296294), (26, 38119656), (39, 25413104), (48, 20648147), (52, 19059828), (78, 12706552), (104, 9529914), (156, 6353276), (208, 4764957), (227, 4366128), (312, 3176638), (454, 2183064), (624, 1588319), (681, 1455376), (908, 1091532), (1362, 727688), (1816, 545766), (2724, 363844), (2951, 335856), (3632, 272883), (5448, 181922), (5902, 167928), (6997, 141648), (8853, 111952), (10896, 90961), (11804, 83964), (13994, 70824), (17706, 55976), (20991, 47216), (23608, 41982), (27988, 35412)]