204049251

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 347675328

約数和(自身を除く): 143626077

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 197, 287, 369, 401, 591, 861, 1203, 1379, 1773, 2583, 2807, 3609, 4137, 8077, 8421, 12411, 16441, 24231, 25263, 49323, 56539, 72693, 78997, 115087, 147969, 169617, 236991, 345261, 508851, 552979, 710973, 1035783, 1658937, 3238877, 4976811, 9716631, 22672139, 29149893, 68016417, 204049251]

約数ペア:

[(1, 204049251), (3, 68016417), (7, 29149893), (9, 22672139), (21, 9716631), (41, 4976811), (63, 3238877), (123, 1658937), (197, 1035783), (287, 710973), (369, 552979), (401, 508851), (591, 345261), (861, 236991), (1203, 169617), (1379, 147969), (1773, 115087), (2583, 78997), (2807, 72693), (3609, 56539), (4137, 49323), (8077, 25263), (8421, 24231), (12411, 16441)]