221696388

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2399}}^1$

素因数の和:2577

約数の個数: 72

約数和(自身を含む): 597542400

約数和(自身を除く): 375846012

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 151, 153, 204, 302, 306, 453, 604, 612, 906, 1359, 1812, 2399, 2567, 2718, 4798, 5134, 5436, 7197, 7701, 9596, 10268, 14394, 15402, 21591, 23103, 28788, 30804, 40783, 43182, 46206, 81566, 86364, 92412, 122349, 163132, 244698, 362249, 367047, 489396, 724498, 734094, 1086747, 1448996, 1468188, 2173494, 3260241, 4346988, 6158233, 6520482, 12316466, 13040964, 18474699, 24632932, 36949398, 55424097, 73898796, 110848194, 221696388]

約数ペア:

[(1, 221696388), (2, 110848194), (3, 73898796), (4, 55424097), (6, 36949398), (9, 24632932), (12, 18474699), (17, 13040964), (18, 12316466), (34, 6520482), (36, 6158233), (51, 4346988), (68, 3260241), (102, 2173494), (151, 1468188), (153, 1448996), (204, 1086747), (302, 734094), (306, 724498), (453, 489396), (604, 367047), (612, 362249), (906, 244698), (1359, 163132), (1812, 122349), (2399, 92412), (2567, 86364), (2718, 81566), (4798, 46206), (5134, 43182), (5436, 40783), (7197, 30804), (7701, 28788), (9596, 23103), (10268, 21591), (14394, 15402)]