201948921

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 309329280

約数和(自身を除く): 107380359

約数列:

[1, 3, 9, 53, 67, 71, 89, 159, 201, 213, 267, 477, 603, 639, 801, 3551, 3763, 4717, 4757, 5963, 6319, 10653, 11289, 14151, 14271, 17889, 18957, 31959, 33867, 42453, 42813, 53667, 56871, 252121, 316039, 334907, 423373, 756363, 948117, 1004721, 1270119, 2269089, 2844351, 3014163, 3810357, 22438769, 67316307, 201948921]

約数ペア:

[(1, 201948921), (3, 67316307), (9, 22438769), (53, 3810357), (67, 3014163), (71, 2844351), (89, 2269089), (159, 1270119), (201, 1004721), (213, 948117), (267, 756363), (477, 423373), (603, 334907), (639, 316039), (801, 252121), (3551, 56871), (3763, 53667), (4717, 42813), (4757, 42453), (5963, 33867), (6319, 31959), (10653, 18957), (11289, 17889), (14151, 14271)]