25489222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 46860480

約数和(自身を除く): 21371258

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 211, 289, 323, 374, 418, 422, 578, 646, 2321, 3179, 3553, 3587, 4009, 4642, 5491, 6358, 7106, 7174, 8018, 10982, 39457, 44099, 60401, 60979, 68153, 78914, 88198, 120802, 121958, 136306, 670769, 749683, 1158601, 1341538, 1499366, 2317202, 12744611, 25489222]

約数ペア:

[(1, 25489222), (2, 12744611), (11, 2317202), (17, 1499366), (19, 1341538), (22, 1158601), (34, 749683), (38, 670769), (187, 136306), (209, 121958), (211, 120802), (289, 88198), (323, 78914), (374, 68153), (418, 60979), (422, 60401), (578, 44099), (646, 39457), (2321, 10982), (3179, 8018), (3553, 7174), (3587, 7106), (4009, 6358), (4642, 5491)]