222457788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1399}}^1$

素因数の和:2047

約数の個数: 72

約数和(自身を含む): 644134400

約数和(自身を除く): 421676612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 631, 1262, 1399, 1893, 2524, 2798, 3786, 4197, 4417, 5596, 5679, 7572, 8394, 8834, 9793, 11358, 12591, 13251, 16788, 17668, 19586, 22716, 25182, 26502, 29379, 39172, 39753, 50364, 53004, 58758, 79506, 88137, 117516, 159012, 176274, 352548, 882769, 1765538, 2648307, 3531076, 5296614, 6179383, 7944921, 10593228, 12358766, 15889842, 18538149, 24717532, 31779684, 37076298, 55614447, 74152596, 111228894, 222457788]

約数ペア:

[(1, 222457788), (2, 111228894), (3, 74152596), (4, 55614447), (6, 37076298), (7, 31779684), (9, 24717532), (12, 18538149), (14, 15889842), (18, 12358766), (21, 10593228), (28, 7944921), (36, 6179383), (42, 5296614), (63, 3531076), (84, 2648307), (126, 1765538), (252, 882769), (631, 352548), (1262, 176274), (1399, 159012), (1893, 117516), (2524, 88137), (2798, 79506), (3786, 58758), (4197, 53004), (4417, 50364), (5596, 39753), (5679, 39172), (7572, 29379), (8394, 26502), (8834, 25182), (9793, 22716), (11358, 19586), (12591, 17668), (13251, 16788)]