218375718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 72

約数和(自身を含む): 497635992

約数和(自身を除く): 279260274

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 313, 341, 363, 626, 682, 726, 939, 961, 1023, 1878, 1922, 2046, 2883, 3443, 3751, 5766, 6886, 7502, 9703, 10329, 10571, 11253, 19406, 20658, 21142, 22506, 29109, 31713, 37873, 58218, 63426, 75746, 106733, 113619, 116281, 213466, 227238, 232562, 300793, 320199, 348843, 601586, 640398, 697686, 902379, 1174063, 1804758, 2348126, 3308723, 3522189, 6617446, 7044378, 9926169, 19852338, 36395953, 72791906, 109187859, 218375718]

約数ペア:

[(1, 218375718), (2, 109187859), (3, 72791906), (6, 36395953), (11, 19852338), (22, 9926169), (31, 7044378), (33, 6617446), (62, 3522189), (66, 3308723), (93, 2348126), (121, 1804758), (186, 1174063), (242, 902379), (313, 697686), (341, 640398), (363, 601586), (626, 348843), (682, 320199), (726, 300793), (939, 232562), (961, 227238), (1023, 213466), (1878, 116281), (1922, 113619), (2046, 106733), (2883, 75746), (3443, 63426), (3751, 58218), (5766, 37873), (6886, 31713), (7502, 29109), (9703, 22506), (10329, 21142), (10571, 20658), (11253, 19406)]