30957003

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 58426368

約数和(自身を除く): 27469365

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 121, 131, 217, 231, 279, 341, 363, 393, 651, 693, 847, 917, 1023, 1089, 1179, 1441, 1953, 2387, 2541, 2751, 3069, 3751, 4061, 4323, 7161, 7623, 8253, 10087, 11253, 12183, 12969, 15851, 21483, 26257, 28427, 30261, 33759, 36549, 44671, 47553, 78771, 85281, 90783, 110957, 134013, 142659, 236313, 255843, 312697, 332871, 402039, 491381, 938091, 998613, 1474143, 2814273, 3439667, 4422429, 10319001, 30957003]

約数ペア:

[(1, 30957003), (3, 10319001), (7, 4422429), (9, 3439667), (11, 2814273), (21, 1474143), (31, 998613), (33, 938091), (63, 491381), (77, 402039), (93, 332871), (99, 312697), (121, 255843), (131, 236313), (217, 142659), (231, 134013), (279, 110957), (341, 90783), (363, 85281), (393, 78771), (651, 47553), (693, 44671), (847, 36549), (917, 33759), (1023, 30261), (1089, 28427), (1179, 26257), (1441, 21483), (1953, 15851), (2387, 12969), (2541, 12183), (2751, 11253), (3069, 10087), (3751, 8253), (4061, 7623), (4323, 7161)]