201457809

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3630

約数の個数: 48

約数和(自身を含む): 355230720

約数和(自身を除く): 153772911

約数列:

[1, 3, 7, 9, 21, 29, 31, 63, 87, 93, 203, 217, 261, 279, 609, 651, 899, 1827, 1953, 2697, 3557, 6293, 8091, 10671, 18879, 24899, 32013, 56637, 74697, 103153, 110267, 224091, 309459, 330801, 722071, 771869, 928377, 992403, 2166213, 2315607, 3197743, 6498639, 6946821, 9593229, 22384201, 28779687, 67152603, 201457809]

約数ペア:

[(1, 201457809), (3, 67152603), (7, 28779687), (9, 22384201), (21, 9593229), (29, 6946821), (31, 6498639), (63, 3197743), (87, 2315607), (93, 2166213), (203, 992403), (217, 928377), (261, 771869), (279, 722071), (609, 330801), (651, 309459), (899, 224091), (1827, 110267), (1953, 103153), (2697, 74697), (3557, 56637), (6293, 32013), (8091, 24899), (10671, 18879)]