1991409624

素因数分解:

$2^3\times 3^4\times {\mathrm{223}}^1\times {\mathrm{13781}}^1$

素因数の和:14022

約数の個数: 80

約数和(自身を含む): 5603209920

約数和(自身を除く): 3611800296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 223, 324, 446, 648, 669, 892, 1338, 1784, 2007, 2676, 4014, 5352, 6021, 8028, 12042, 13781, 16056, 18063, 24084, 27562, 36126, 41343, 48168, 55124, 72252, 82686, 110248, 124029, 144504, 165372, 248058, 330744, 372087, 496116, 744174, 992232, 1116261, 1488348, 2232522, 2976696, 3073163, 4465044, 6146326, 8930088, 9219489, 12292652, 18438978, 24585304, 27658467, 36877956, 55316934, 73755912, 82975401, 110633868, 165950802, 221267736, 248926203, 331901604, 497852406, 663803208, 995704812, 1991409624]

約数ペア:

[(1, 1991409624), (2, 995704812), (3, 663803208), (4, 497852406), (6, 331901604), (8, 248926203), (9, 221267736), (12, 165950802), (18, 110633868), (24, 82975401), (27, 73755912), (36, 55316934), (54, 36877956), (72, 27658467), (81, 24585304), (108, 18438978), (162, 12292652), (216, 9219489), (223, 8930088), (324, 6146326), (446, 4465044), (648, 3073163), (669, 2976696), (892, 2232522), (1338, 1488348), (1784, 1116261), (2007, 992232), (2676, 744174), (4014, 496116), (5352, 372087), (6021, 330744), (8028, 248058), (12042, 165372), (13781, 144504), (16056, 124029), (18063, 110248), (24084, 82686), (27562, 72252), (36126, 55124), (41343, 48168)]