172864398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1013}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 420526080

約数和(自身を除く): 247661682

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 239, 357, 478, 714, 717, 1013, 1434, 1673, 2026, 3039, 3346, 4063, 5019, 6078, 7091, 8126, 10038, 12189, 14182, 17221, 21273, 24378, 28441, 34442, 42546, 51663, 56882, 85323, 103326, 120547, 170646, 241094, 242107, 361641, 484214, 723282, 726321, 1452642, 1694749, 3389498, 4115819, 5084247, 8231638, 10168494, 12347457, 24694914, 28810733, 57621466, 86432199, 172864398]

約数ペア:

[(1, 172864398), (2, 86432199), (3, 57621466), (6, 28810733), (7, 24694914), (14, 12347457), (17, 10168494), (21, 8231638), (34, 5084247), (42, 4115819), (51, 3389498), (102, 1694749), (119, 1452642), (238, 726321), (239, 723282), (357, 484214), (478, 361641), (714, 242107), (717, 241094), (1013, 170646), (1434, 120547), (1673, 103326), (2026, 85323), (3039, 56882), (3346, 51663), (4063, 42546), (5019, 34442), (6078, 28441), (7091, 24378), (8126, 21273), (10038, 17221), (12189, 14182)]