28942215184

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{21661}}^1$

素因数の和:21804

約数の個数: 60

約数和(自身を含む): 58579550148

約数和(自身を除く): 29637334964

約数列:

[1, 2, 4, 8, 16, 37, 61, 74, 122, 148, 244, 296, 488, 592, 976, 1369, 2257, 2738, 4514, 5476, 9028, 10952, 18056, 21661, 21904, 36112, 43322, 83509, 86644, 167018, 173288, 334036, 346576, 668072, 801457, 1321321, 1336144, 1602914, 2642642, 3205828, 5285284, 6411656, 10570568, 12823312, 21141136, 29653909, 48888877, 59307818, 97777754, 118615636, 195555508, 237231272, 391111016, 474462544, 782222032, 1808888449, 3617776898, 7235553796, 14471107592, 28942215184]

約数ペア:

[(1, 28942215184), (2, 14471107592), (4, 7235553796), (8, 3617776898), (16, 1808888449), (37, 782222032), (61, 474462544), (74, 391111016), (122, 237231272), (148, 195555508), (244, 118615636), (296, 97777754), (488, 59307818), (592, 48888877), (976, 29653909), (1369, 21141136), (2257, 12823312), (2738, 10570568), (4514, 6411656), (5476, 5285284), (9028, 3205828), (10952, 2642642), (18056, 1602914), (21661, 1336144), (21904, 1321321), (36112, 801457), (43322, 668072), (83509, 346576), (86644, 334036), (167018, 173288)]