201873555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 407586816

約数和(自身を除く): 205713261

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 53, 65, 85, 117, 153, 159, 195, 221, 255, 265, 383, 477, 585, 663, 689, 765, 795, 901, 1105, 1149, 1915, 1989, 2067, 2385, 2703, 3315, 3445, 3447, 4505, 4979, 5745, 6201, 6511, 8109, 9945, 10335, 11713, 13515, 14937, 17235, 19533, 20299, 24895, 31005, 32555, 35139, 40545, 44811, 58565, 58599, 60897, 74685, 84643, 97665, 101495, 105417, 175695, 182691, 224055, 253929, 263887, 292995, 304485, 345083, 423215, 527085, 761787, 791661, 913455, 1035249, 1269645, 1319435, 1725415, 2374983, 3105747, 3808935, 3958305, 4486079, 5176245, 11874915, 13458237, 15528735, 22430395, 40374711, 67291185, 201873555]

約数ペア:

[(1, 201873555), (3, 67291185), (5, 40374711), (9, 22430395), (13, 15528735), (15, 13458237), (17, 11874915), (39, 5176245), (45, 4486079), (51, 3958305), (53, 3808935), (65, 3105747), (85, 2374983), (117, 1725415), (153, 1319435), (159, 1269645), (195, 1035249), (221, 913455), (255, 791661), (265, 761787), (383, 527085), (477, 423215), (585, 345083), (663, 304485), (689, 292995), (765, 263887), (795, 253929), (901, 224055), (1105, 182691), (1149, 175695), (1915, 105417), (1989, 101495), (2067, 97665), (2385, 84643), (2703, 74685), (3315, 60897), (3445, 58599), (3447, 58565), (4505, 44811), (4979, 40545), (5745, 35139), (6201, 32555), (6511, 31005), (8109, 24895), (9945, 20299), (10335, 19533), (11713, 17235), (13515, 14937)]