198946986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{67}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 493908480

約数和(自身を除く): 294961494

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 61, 67, 114, 122, 133, 134, 183, 201, 266, 366, 399, 402, 427, 469, 798, 854, 938, 1159, 1273, 1281, 1407, 2318, 2546, 2562, 2814, 3477, 3721, 3819, 4087, 6954, 7442, 7638, 8113, 8174, 8911, 11163, 12261, 16226, 17822, 22326, 24339, 24522, 26047, 26733, 28609, 48678, 52094, 53466, 57218, 70699, 77653, 78141, 85827, 141398, 155306, 156282, 171654, 212097, 232959, 249307, 424194, 465918, 494893, 498614, 543571, 747921, 989786, 1087142, 1484679, 1495842, 1630713, 1745149, 2969358, 3261426, 3490298, 4736833, 5235447, 9473666, 10470894, 14210499, 28420998, 33157831, 66315662, 99473493, 198946986]

約数ペア:

[(1, 198946986), (2, 99473493), (3, 66315662), (6, 33157831), (7, 28420998), (14, 14210499), (19, 10470894), (21, 9473666), (38, 5235447), (42, 4736833), (57, 3490298), (61, 3261426), (67, 2969358), (114, 1745149), (122, 1630713), (133, 1495842), (134, 1484679), (183, 1087142), (201, 989786), (266, 747921), (366, 543571), (399, 498614), (402, 494893), (427, 465918), (469, 424194), (798, 249307), (854, 232959), (938, 212097), (1159, 171654), (1273, 156282), (1281, 155306), (1407, 141398), (2318, 85827), (2546, 78141), (2562, 77653), (2814, 70699), (3477, 57218), (3721, 53466), (3819, 52094), (4087, 48678), (6954, 28609), (7442, 26733), (7638, 26047), (8113, 24522), (8174, 24339), (8911, 22326), (11163, 17822), (12261, 16226)]