51178218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1399}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 127948800

約数和(自身を除く): 76770582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 67, 78, 91, 134, 182, 201, 273, 402, 469, 546, 871, 938, 1399, 1407, 1742, 2613, 2798, 2814, 4197, 5226, 6097, 8394, 9793, 12194, 18187, 18291, 19586, 29379, 36374, 36582, 54561, 58758, 93733, 109122, 127309, 187466, 254618, 281199, 381927, 562398, 656131, 763854, 1218529, 1312262, 1968393, 2437058, 3655587, 3936786, 7311174, 8529703, 17059406, 25589109, 51178218]

約数ペア:

[(1, 51178218), (2, 25589109), (3, 17059406), (6, 8529703), (7, 7311174), (13, 3936786), (14, 3655587), (21, 2437058), (26, 1968393), (39, 1312262), (42, 1218529), (67, 763854), (78, 656131), (91, 562398), (134, 381927), (182, 281199), (201, 254618), (273, 187466), (402, 127309), (469, 109122), (546, 93733), (871, 58758), (938, 54561), (1399, 36582), (1407, 36374), (1742, 29379), (2613, 19586), (2798, 18291), (2814, 18187), (4197, 12194), (5226, 9793), (6097, 8394)]