2641788

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 6978720

約数和(自身を除く): 4336932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 401, 549, 732, 802, 1098, 1203, 1604, 1647, 2196, 2406, 3294, 3609, 4812, 6588, 7218, 10827, 14436, 21654, 24461, 43308, 48922, 73383, 97844, 146766, 220149, 293532, 440298, 660447, 880596, 1320894, 2641788]

約数ペア:

[(1, 2641788), (2, 1320894), (3, 880596), (4, 660447), (6, 440298), (9, 293532), (12, 220149), (18, 146766), (27, 97844), (36, 73383), (54, 48922), (61, 43308), (108, 24461), (122, 21654), (183, 14436), (244, 10827), (366, 7218), (401, 6588), (549, 4812), (732, 3609), (802, 3294), (1098, 2406), (1203, 2196), (1604, 1647)]