81804195

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1833

約数の個数: 64

約数和(自身を含む): 163860480

約数和(自身を除く): 82056285

約数列:

[1, 3, 5, 9, 11, 15, 27, 31, 33, 45, 55, 93, 99, 135, 155, 165, 279, 297, 341, 465, 495, 837, 1023, 1395, 1485, 1705, 1777, 3069, 4185, 5115, 5331, 8885, 9207, 15345, 15993, 19547, 26655, 46035, 47979, 55087, 58641, 79965, 97735, 165261, 175923, 239895, 275435, 293205, 495783, 527769, 605957, 826305, 879615, 1487349, 1817871, 2478915, 2638845, 3029785, 5453613, 7436745, 9089355, 16360839, 27268065, 81804195]

約数ペア:

[(1, 81804195), (3, 27268065), (5, 16360839), (9, 9089355), (11, 7436745), (15, 5453613), (27, 3029785), (31, 2638845), (33, 2478915), (45, 1817871), (55, 1487349), (93, 879615), (99, 826305), (135, 605957), (155, 527769), (165, 495783), (279, 293205), (297, 275435), (341, 239895), (465, 175923), (495, 165261), (837, 97735), (1023, 79965), (1395, 58641), (1485, 55087), (1705, 47979), (1777, 46035), (3069, 26655), (4185, 19547), (5115, 15993), (5331, 15345), (8885, 9207)]