398397447

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{24229}}^1$

素因数の和:24277

約数の個数: 40

約数和(自身を含む): 703639200

約数和(自身を除く): 305241753

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 5481, 16443, 24229, 72687, 169603, 218061, 508809, 654183, 702641, 1526427, 1962549, 2107923, 4579281, 4918487, 6323769, 13737843, 14755461, 18971307, 44266383, 56913921, 132799149, 398397447]

約数ペア:

[(1, 398397447), (3, 132799149), (7, 56913921), (9, 44266383), (21, 18971307), (27, 14755461), (29, 13737843), (63, 6323769), (81, 4918487), (87, 4579281), (189, 2107923), (203, 1962549), (261, 1526427), (567, 702641), (609, 654183), (783, 508809), (1827, 218061), (2349, 169603), (5481, 72687), (16443, 24229)]