2844639

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 5052960

約数和(自身を除く): 2208321

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 173, 189, 203, 261, 519, 567, 609, 783, 1211, 1557, 1827, 2349, 3633, 4671, 5017, 5481, 10899, 14013, 15051, 16443, 32697, 35119, 45153, 98091, 105357, 135459, 316071, 406377, 948213, 2844639]

約数ペア:

[(1, 2844639), (3, 948213), (7, 406377), (9, 316071), (21, 135459), (27, 105357), (29, 98091), (63, 45153), (81, 35119), (87, 32697), (173, 16443), (189, 15051), (203, 14013), (261, 10899), (519, 5481), (567, 5017), (609, 4671), (783, 3633), (1211, 2349), (1557, 1827)]