661882601268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{941}}^1\times {\mathrm{2791199}}^1$

素因数の和:2792157

約数の個数: 72

約数和(自身を含む): 1914137971200

約数和(自身を除く): 1252255369932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 941, 1882, 2823, 3764, 5646, 6587, 8469, 11292, 13174, 16938, 19761, 26348, 33876, 39522, 59283, 79044, 118566, 237132, 2791199, 5582398, 8373597, 11164796, 16747194, 19538393, 25120791, 33494388, 39076786, 50241582, 58615179, 78153572, 100483164, 117230358, 175845537, 234460716, 351691074, 703382148, 2626518259, 5253036518, 7879554777, 10506073036, 15759109554, 18385627813, 23638664331, 31518219108, 36771255626, 47277328662, 55156883439, 73542511252, 94554657324, 110313766878, 165470650317, 220627533756, 330941300634, 661882601268]

約数ペア:

[(1, 661882601268), (2, 330941300634), (3, 220627533756), (4, 165470650317), (6, 110313766878), (7, 94554657324), (9, 73542511252), (12, 55156883439), (14, 47277328662), (18, 36771255626), (21, 31518219108), (28, 23638664331), (36, 18385627813), (42, 15759109554), (63, 10506073036), (84, 7879554777), (126, 5253036518), (252, 2626518259), (941, 703382148), (1882, 351691074), (2823, 234460716), (3764, 175845537), (5646, 117230358), (6587, 100483164), (8469, 78153572), (11292, 58615179), (13174, 50241582), (16938, 39076786), (19761, 33494388), (26348, 25120791), (33876, 19538393), (39522, 16747194), (59283, 11164796), (79044, 8373597), (118566, 5582398), (237132, 2791199)]