215797468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 405256320

約数和(自身を除く): 189458852

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 137, 148, 274, 367, 548, 734, 1073, 1468, 2146, 3973, 4292, 5069, 7946, 10138, 10643, 13579, 15892, 20276, 21286, 27158, 42572, 50279, 54316, 100558, 147001, 201116, 294002, 393791, 588004, 787582, 1458091, 1575164, 1860323, 2916182, 3720646, 5832364, 7441292, 53949367, 107898734, 215797468]

約数ペア:

[(1, 215797468), (2, 107898734), (4, 53949367), (29, 7441292), (37, 5832364), (58, 3720646), (74, 2916182), (116, 1860323), (137, 1575164), (148, 1458091), (274, 787582), (367, 588004), (548, 393791), (734, 294002), (1073, 201116), (1468, 147001), (2146, 100558), (3973, 54316), (4292, 50279), (5069, 42572), (7946, 27158), (10138, 21286), (10643, 20276), (13579, 15892)]