201964257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 328872960

約数和(自身を除く): 126908703

約数列:

[1, 3, 9, 11, 33, 59, 71, 99, 177, 213, 487, 531, 639, 649, 781, 1461, 1947, 2343, 4189, 4383, 5357, 5841, 7029, 12567, 16071, 28733, 34577, 37701, 46079, 48213, 86199, 103731, 138237, 258597, 311193, 316063, 380347, 414711, 948189, 1141041, 2040043, 2844567, 3423123, 6120129, 18360387, 22440473, 67321419, 201964257]

約数ペア:

[(1, 201964257), (3, 67321419), (9, 22440473), (11, 18360387), (33, 6120129), (59, 3423123), (71, 2844567), (99, 2040043), (177, 1141041), (213, 948189), (487, 414711), (531, 380347), (639, 316063), (649, 311193), (781, 258597), (1461, 138237), (1947, 103731), (2343, 86199), (4189, 48213), (4383, 46079), (5357, 37701), (5841, 34577), (7029, 28733), (12567, 16071)]